Significance: At the time it was built, it was the largest swimming pool in the world. It contained a uniquely designed circulation and heating system that kept 6,000,000 gallons of salt water heated, and whic More
Public domain photograph of crowd, free to use, no copyright restrictions image - Picryl description
Embossed on mount border: The Art Nouveau (Platino) Stereograph. Public domain photograph of Theodore Roosevelt political campaign, free to use, no copyright restrictions image - Picryl description
H57121 U.S. Copyright Office Copyright by G.V. Buck, Washington , D.C. The original U.S. Capitol building, known as the "Old Capitol," was a small brick building that was completed in 1800. It served as the C More
H57121 U.S. Copyright Office Copyright by G.V. Buck, Washington , D.C. The original U.S. Capitol building, known as the "Old Capitol," was a small brick building that was completed in 1800. It served as the C More
H59360 U.S. Copyright Office Copyright by C.L. Wasson. The Architect of the Capitol (AOC) is the federal agency responsible for the maintenance, operation, development, and preservation of the United States C More
Digital image produced by Carol M. Highsmith to represent her original film transparency; some details may differ between the film and the digital images. The inauguration of George H.W. Bush as the 41st Presid More
Digital image produced by Carol M. Highsmith to represent her original film transparency; some details may differ between the film and the digital images. The inauguration of George H.W. Bush as the 41st Presid More
Significance: The Quonset Point Naval Air Station is a typical example of the design and construction concepts that influenced major World War II era naval air stations. Until the time of its closing it was th More
Significance: The Bronx River Parkway Reservation was the first public parkway designed explicitly for automobile use. The project began as an environmental restoration and park development initiative that aim More
Significance: In 1943, Dr. R.O. Raymond, a physician and sheep rancher from Flagstaff, Arizona, sponsored the construction of Verde River Sheep Bridge on grazing allotment granted to his Flagstaff Sheep Company More
Significance: The original bathhouse and cabanas at the Arizona Biltmore Hotel are important to recognize for three main reasons. First, they are an important amenity of the classic winter resort of the Salt R More