Chesapeake & Ohio Canal, Aqueduct 4
Picryl description: Public domain image of an arch bridge, stone structure, architecture, free to use, no copyright restrictions.
Chesapeake & Ohio Canal, Aqueduct 4
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
Chesapeake & Ohio Canal, Lock Tender's House, Mountain Lock
Public domain photograph of apartment building, residential property, free to use, no copyright restrictions image - Picryl description
Chesapeake & Ohio Canal, Middlekauff's Mill
Public domain photograph by National Parks Administration, nature conservation, tourism, free to use, no copyright restrictions image - Picryl description
Chesapeake & Ohio Canal, Middlekauff's Mill
Picryl description: Public domain image of a rural landscape with a watermill, water, decayed building, 18th, 19th century architecture, free to use, no copyright restrictions.
Hampton, Quarters One, 537 1/2 Saint Francis Road, Towson, Baltimore C...
Significance: This small structure of log construction is unique among the Hampton outbuilding structures. Unprocessed Field note material exists for this structure: FN-73 Survey number: HABS MD-226-K Buildi... More
Hampton, Orangery, 535 Hampton Lane, Towson, Baltimore County, MD
Significance: The Orangery, presently a ruin, is indicative of the nineteenth century standard of living at Hampton, which was provided with fresh citrus fruit. Survey number: HABS MD-226-R Building/structure... More
North Entrance Road, Between Gardiner, MT & Mammoth Hot Springs, WY, G...
Significance: The North Entrance Road was for years the most popular entrance to Yellowstone National Park, and remains an important gateway. Survey number: HAER MT-93 Building/structure dates: 1879 Initial C... More
East Side Highway, Between Ohanapecosh Entrance & Cayuse Pass, Longmir...
Significance: Connecting with the Mather Memorial Parkway at Canyon Pass, the East Side Highway provides access to the park from southeastern Washington state and serves as an intra-state transportation artery.... More
Fort Larned, Barracks (East), Larned, Pawnee County, KS
Significance: Fort Larned was originally built of adobe. In 1865 the first stone structure was erected. By 1868 there were ten permanent sandstone buildings. Nine of these still stand to be viewed by the pub... More
Jonah Atkins House, South Pamet Road, Truro, Barnstable County, MA
Significance: The original structure was a Cape Cod "double house" with Greek Revival influence located within the area of the proposed Cape Cod National Seashore. / This Cape Cod "double house" was built in th... More
Rock Creek Nature Center and Planetarium, 5200 Glover Road NW, Washing...
Significance: Rock Creek Park was established by Congress in 1890. Jurisdiction of the park was transferred to the National Park Service (NPS) in 1933 and, two years later, a small wood-frame caretaker's reside... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Union Wharf Building (19-22), Commercial Street, opposite foot of Unio...
Significance: Union Wharf, probably the oldest commercial wharf in Portland, has a wharf street with flanking building complexes. Building (19-22), part of east group, is composed of what were originally four w... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Fort Larned, Barracks (East), Larned, Pawnee County, KS
Significance: Fort Larned was originally built of adobe. In 1865 the first stone structure was erected. By 1868 there were ten permanent sandstone buildings. Nine of these still stand to be viewed by the pub... More
Union Wharf Building (19-22), Commercial Street, opposite foot of Unio...
Significance: Union Wharf, probably the oldest commercial wharf in Portland, has a wharf street with flanking building complexes. Building (19-22), part of east group, is composed of what were originally four w... More
Jonah Atkins House, South Pamet Road, Truro, Barnstable County, MA
Significance: The original structure was a Cape Cod "double house" with Greek Revival influence located within the area of the proposed Cape Cod National Seashore. / This Cape Cod "double house" was built in th... More
Rock Creek Nature Center and Planetarium, 5200 Glover Road NW, Washing...
Significance: Rock Creek Park was established by Congress in 1890. Jurisdiction of the park was transferred to the National Park Service (NPS) in 1933 and, two years later, a small wood-frame caretaker's reside... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Fort Larned, Barracks (East), Larned, Pawnee County, KS
Significance: Fort Larned was originally built of adobe. In 1865 the first stone structure was erected. By 1868 there were ten permanent sandstone buildings. Nine of these still stand to be viewed by the pub... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Union Wharf Building (19-22), Commercial Street, opposite foot of Unio...
Significance: Union Wharf, probably the oldest commercial wharf in Portland, has a wharf street with flanking building complexes. Building (19-22), part of east group, is composed of what were originally four w... More
Rock Creek Nature Center and Planetarium, 5200 Glover Road NW, Washing...
Significance: Rock Creek Park was established by Congress in 1890. Jurisdiction of the park was transferred to the National Park Service (NPS) in 1933 and, two years later, a small wood-frame caretaker's reside... More
Jonah Atkins House, South Pamet Road, Truro, Barnstable County, MA
Significance: The original structure was a Cape Cod "double house" with Greek Revival influence located within the area of the proposed Cape Cod National Seashore. / This Cape Cod "double house" was built in th... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Fort Larned, Barracks (East), Larned, Pawnee County, KS
Significance: Fort Larned was originally built of adobe. In 1865 the first stone structure was erected. By 1868 there were ten permanent sandstone buildings. Nine of these still stand to be viewed by the pub... More
Jonah Atkins House, South Pamet Road, Truro, Barnstable County, MA
Significance: The original structure was a Cape Cod "double house" with Greek Revival influence located within the area of the proposed Cape Cod National Seashore. / This Cape Cod "double house" was built in th... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Union Wharf Building (19-22), Commercial Street, opposite foot of Unio...
Significance: Union Wharf, probably the oldest commercial wharf in Portland, has a wharf street with flanking building complexes. Building (19-22), part of east group, is composed of what were originally four w... More
Rock Creek Nature Center and Planetarium, 5200 Glover Road NW, Washing...
Significance: Rock Creek Park was established by Congress in 1890. Jurisdiction of the park was transferred to the National Park Service (NPS) in 1933 and, two years later, a small wood-frame caretaker's reside... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Fort Larned, Barracks (East), Larned, Pawnee County, KS
Significance: Fort Larned was originally built of adobe. In 1865 the first stone structure was erected. By 1868 there were ten permanent sandstone buildings. Nine of these still stand to be viewed by the pub... More
Jonah Atkins House, South Pamet Road, Truro, Barnstable County, MA
Significance: The original structure was a Cape Cod "double house" with Greek Revival influence located within the area of the proposed Cape Cod National Seashore. / This Cape Cod "double house" was built in th... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Union Wharf Building (19-22), Commercial Street, opposite foot of Unio...
Significance: Union Wharf, probably the oldest commercial wharf in Portland, has a wharf street with flanking building complexes. Building (19-22), part of east group, is composed of what were originally four w... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Fort Larned, Barracks (East), Larned, Pawnee County, KS
Significance: Fort Larned was originally built of adobe. In 1865 the first stone structure was erected. By 1868 there were ten permanent sandstone buildings. Nine of these still stand to be viewed by the pub... More
Jonah Atkins House, South Pamet Road, Truro, Barnstable County, MA
Significance: The original structure was a Cape Cod "double house" with Greek Revival influence located within the area of the proposed Cape Cod National Seashore. / This Cape Cod "double house" was built in th... More
Union Wharf Building (19-22), Commercial Street, opposite foot of Unio...
Significance: Union Wharf, probably the oldest commercial wharf in Portland, has a wharf street with flanking building complexes. Building (19-22), part of east group, is composed of what were originally four w... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Fort Larned, Barracks (East), Larned, Pawnee County, KS
Significance: Fort Larned was originally built of adobe. In 1865 the first stone structure was erected. By 1868 there were ten permanent sandstone buildings. Nine of these still stand to be viewed by the pub... More
Union Wharf Building (19-22), Commercial Street, opposite foot of Unio...
Significance: Union Wharf, probably the oldest commercial wharf in Portland, has a wharf street with flanking building complexes. Building (19-22), part of east group, is composed of what were originally four w... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Jonah Atkins House, South Pamet Road, Truro, Barnstable County, MA
Significance: The original structure was a Cape Cod "double house" with Greek Revival influence located within the area of the proposed Cape Cod National Seashore. / This Cape Cod "double house" was built in th... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Fort Larned, Barracks (East), Larned, Pawnee County, KS
Significance: Fort Larned was originally built of adobe. In 1865 the first stone structure was erected. By 1868 there were ten permanent sandstone buildings. Nine of these still stand to be viewed by the pub... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Jonah Atkins House, South Pamet Road, Truro, Barnstable County, MA
Significance: The original structure was a Cape Cod "double house" with Greek Revival influence located within the area of the proposed Cape Cod National Seashore. / This Cape Cod "double house" was built in th... More
Union Wharf Building (19-22), Commercial Street, opposite foot of Unio...
Significance: Union Wharf, probably the oldest commercial wharf in Portland, has a wharf street with flanking building complexes. Building (19-22), part of east group, is composed of what were originally four w... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Fort Larned, Barracks (East), Larned, Pawnee County, KS
Significance: Fort Larned was originally built of adobe. In 1865 the first stone structure was erected. By 1868 there were ten permanent sandstone buildings. Nine of these still stand to be viewed by the pub... More
Jonah Atkins House, South Pamet Road, Truro, Barnstable County, MA
Significance: The original structure was a Cape Cod "double house" with Greek Revival influence located within the area of the proposed Cape Cod National Seashore. / This Cape Cod "double house" was built in th... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Fort Larned, Barracks (East), Larned, Pawnee County, KS
Significance: Fort Larned was originally built of adobe. In 1865 the first stone structure was erected. By 1868 there were ten permanent sandstone buildings. Nine of these still stand to be viewed by the pub... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Jonah Atkins House, South Pamet Road, Truro, Barnstable County, MA
Significance: The original structure was a Cape Cod "double house" with Greek Revival influence located within the area of the proposed Cape Cod National Seashore. / This Cape Cod "double house" was built in th... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Fort Larned, Barracks (East), Larned, Pawnee County, KS
Significance: Fort Larned was originally built of adobe. In 1865 the first stone structure was erected. By 1868 there were ten permanent sandstone buildings. Nine of these still stand to be viewed by the pub... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Jonah Atkins House, South Pamet Road, Truro, Barnstable County, MA
Significance: The original structure was a Cape Cod "double house" with Greek Revival influence located within the area of the proposed Cape Cod National Seashore. / This Cape Cod "double house" was built in th... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Fort Larned, Barracks (East), Larned, Pawnee County, KS
Significance: Fort Larned was originally built of adobe. In 1865 the first stone structure was erected. By 1868 there were ten permanent sandstone buildings. Nine of these still stand to be viewed by the pub... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Trail Ridge Road, Between Estes Park & Grand Lake, Estes Park, Larimer...
Significance: Trail Ridge Road has national, state, and local significance as an engineering feat -the highest continuous highway in the United States and for its role in the development of the Rocky Mountain N... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More
Quarry Visitor Center, U.S. Highway 40, 8 miles north of Jensen, Jense...
Significance: The visitor center is one of the four most significant visitor centers produced by the "Mission 66" program, which transformed the American National Park system to meet postwar conditions. The pro... More
Crater Lake National Park Roads, Klamath Falls, Klamath County, OR
Significance: The primary roads in Crater Lake National Park were designed and constructed to provide visitor access to the park's scenic features, which are largely concentrated along the rim of Crater Lake. ... More