Displaying results 1 of 20 - 256
Date Image Innovation City State Country
1905 Victoria Falls Bridge Zimbabwe
1922 Columbia River Scenic Highway Columbia River Scenic Highway Cascade Locks OR USA
1958 Mackinac Bridge Mackinac Bridge St Ignace MI USA
1835 Thomas Viaduct Railroad Bridge Thomas Viaduct Railroad Bridge Arbutus MD USA
1785 Point of Beginning, U.S. Public Lands Point of Beginning, U.S. Public Lands East Liverpool OH USA
1940 Arroyo Seco Parkway Arroyo Seco Parkway Los Angelos CA USA
1911 Galveston Seawall and Grade Raising Galveston Seawall and Grade Raising Galveston TX USA
1682 City Plan of Philadelphia City Plan of Philadelphia Philadelphia PA USA
1792 Great Falls Raceway and Power System Great Falls Raceway and Power System Paterson NJ USA
1943 Denison Dam Denison Dam Denison TX USA
1813 United States Military Academy United States Military Academy West Point NY USA
1855 Blenheim Bridge Blenheim Bridge Gilboa NY USA
1826 Granite Railway Granite Railway Quincy and Milton MA USA
1718-1744 The Espada Aqueduct, running over the Piedras Creek Acequias of San Antonio San Antonio TX USA
1928 Newark Airport Newark Airport Newark NJ USA
1930 White River Concrete Arch Bridge White River Concrete Arch Bridge Cotter AR USA
1672-1695 Castillo de San Marcos Castillo de San Marcos St. Augustine FL USA
1917 Lake Washington Ship Canal & Hiram M. Chittenden Locks Lake Washington Ship Canal & Hiram M. Chittenden Locks Zanesville WA USA
1930 Columbia-Wrightsville Bridge Columbia-Wrightsville Bridge West Hempfield PA USA
1909 Manhattan Bridge Manhattan Bridge Brooklyn NY USA

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