Significance: Gibbon River Bridge II typifies the early design philosophy of the National Park Service, which was to use indigenous materials to harmonize manmade features with their natural surroundings. This More
Significance: Pequonnock River Bridge is a component of the Merritt Parkway, a landscaped limited-access highway designed and built in the 1930s. The parkway was regarded as a model in its day, in large part b More
Significance: Pequonnock River Bridge is a component of the Merritt Parkway, a landscaped limited-access highway designed and built in the 1930s. The parkway was regarded as a model in its day, in large part b More
Significance: Pequonnock River Bridge is a component of the Merritt Parkway, a landscaped limited-access highway designed and built in the 1930s. The parkway was regarded as a model in its day, in large part b More
Significance: Pequonnock River Bridge is a component of the Merritt Parkway, a landscaped limited-access highway designed and built in the 1930s. The parkway was regarded as a model in its day, in large part b More
Significance: Pequonnock River Bridge is a component of the Merritt Parkway, a landscaped limited-access highway designed and built in the 1930s. The parkway was regarded as a model in its day, in large part b More
Significance: Pequonnock River Bridge is a component of the Merritt Parkway, a landscaped limited-access highway designed and built in the 1930s. The parkway was regarded as a model in its day, in large part b More
Significance: Pequonnock River Bridge is a component of the Merritt Parkway, a landscaped limited-access highway designed and built in the 1930s. The parkway was regarded as a model in its day, in large part b More
Significance: Pequonnock River Bridge is a component of the Merritt Parkway, a landscaped limited-access highway designed and built in the 1930s. The parkway was regarded as a model in its day, in large part b More
Significance: Pequonnock River Bridge is a component of the Merritt Parkway, a landscaped limited-access highway designed and built in the 1930s. The parkway was regarded as a model in its day, in large part b More
Significance: The first bridge on the site was distinguished for its construction at the snout of the Nisqually Glacier; this made the Nisqually Road "the first road in America to reach a glacier." However, th More
Significance: The first bridge on the site was distinguished for its construction at the snout of the Nisqually Glacier; this made the Nisqually Road "the first road in America to reach a glacier." However, th More
Significance: The first bridge on the site was distinguished for its construction at the snout of the Nisqually Glacier; this made the Nisqually Road "the first road in America to reach a glacier." However, th More
Significance: The first bridge on the site was distinguished for its construction at the snout of the Nisqually Glacier; this made the Nisqually Road "the first road in America to reach a glacier." However, th More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: The Foothills Parkway originated from the federal government's decision to locate the Blue Ridge Parkway in North Carolina. Both North Carolina and Tennessee lobbied for the road, and with the an More
Significance: Bridalveil Creek Bridge is one of two "rustic style" park bridges which appear to be of log construction. Actually, the structure has a steel I-beam and reinforced concrete deck, and the logs onl More
Significance: Bridalveil Creek Bridge is one of two "rustic style" park bridges which appear to be of log construction. Actually, the structure has a steel I-beam and reinforced concrete deck, and the logs onl More
Significance: Bridalveil Creek Bridge is one of two "rustic style" park bridges which appear to be of log construction. Actually, the structure has a steel I-beam and reinforced concrete deck, and the logs onl More
Significance: Bridalveil Creek Bridge is one of two "rustic style" park bridges which appear to be of log construction. Actually, the structure has a steel I-beam and reinforced concrete deck, and the logs onl More
Significance: Firehole River Bridge typifies the early design philosophy of the National Park Service, which was to use indigenous materials to harmonize manmade features with their natural surroundings. This More
Significance: Firehole River Bridge typifies the early design philosophy of the National Park Service, which was to use indigenous materials to harmonize manmade features with their natural surroundings. This More
Significance: Firehole River Bridge typifies the early design philosophy of the National Park Service, which was to use indigenous materials to harmonize manmade features with their natural surroundings. This More
Significance: Firehole River Bridge typifies the early design philosophy of the National Park Service, which was to use indigenous materials to harmonize manmade features with their natural surroundings. This More
Significance: Firehole River Bridge typifies the early design philosophy of the National Park Service, which was to use indigenous materials to harmonize manmade features with their natural surroundings. This More
Significance: The bridge is one of 35 historic through girder bridges extant in the state of New Hampshire. It ranked fifth under the NHDOT bridge rating system. The bridge is technologically significant becaus More
Significance: The bridge is one of 35 historic through girder bridges extant in the state of New Hampshire. It ranked fifth under the NHDOT bridge rating system. The bridge is technologically significant becaus More
Significance: The bridge is one of 35 historic through girder bridges extant in the state of New Hampshire. It ranked fifth under the NHDOT bridge rating system. The bridge is technologically significant becaus More