Displaying results 81 of 100 - 256
Date Image Innovation City State Country
1883 Seventh Street Improvement Arches Seventh Street Improvement Arches St. Paul MN USA
1947 Maine Turnpike Maine Turnpike ME USA
1956 Lake Pontchartrain Causeway Lake Pontchartrain Causeway Bridge New Orleans LA USA
1874 Eads Bridge Eads Bridge East St. Louis IL USA
1887 McNeill Street Pumping Station McNeill Street Pumping Station Shreveport LA USA
1793 U.S. Capitol U.S. Capitol Washington DC USA
1803 Cape Hatteras Lighthouse Cape Hatteras Lighthouse Cape Hatteras NC USA
1871 Kamehameha V Post Office Kamehameha V Post Office Honolulu HI USA
1902 Rockville Stone Arch Bridge Rockville Stone Arch Bridge Marysville PA USA
1830-1860 Five Stone Arch Bridges Five Stone Arch Bridges Hillsborough NH USA
1899 Snoqualmie Falls Cavity Generating Station Snoqualmie Falls Cavity Generating Station Snoqualmie WA 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
1929 Navajo Bridge Navajo Bridge Page AZ USA
1855 Whipple Truss Bridge Whipple Truss Bridge Schenectady NY USA
1922 Columbia River Scenic Highway Columbia River Scenic Highway Cascade Locks OR USA
1958 Mackinac Bridge Mackinac Bridge St Ignace MI 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
1911 Theodore Roosevelt Dam Theodore Roosevelt Dam & Salt River Project Tonto National Forest AZ USA

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