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Displaying results 1 of 20 - 258
Date Image Innovation City State Country Sort ascending
1905 Victoria Falls Bridge Zimbabwe
1883 Seventh Street Improvement Arches Seventh Street Improvement Arches St. Paul MN USA
1834 Ascutney Mill Dam Ascutney Mill Dam Windsor VT USA
1911 Galveston Seawall and Grade Raising Galveston Seawall and Grade Raising Galveston TX USA
1791-1795 Vancouver's Mapping of the West Coast of North America Vancouver's Mapping of the West Coast of North America N/A USA
1930 Columbia-Wrightsville Bridge Columbia-Wrightsville Bridge West Hempfield PA USA
1958 Mackinac Bridge Mackinac Bridge St Ignace MI USA
1901 Philadelphia City Hall Philadelphia City Hall Philadelphia PA 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
1897 Boston Subway Boston Subway Boston MA USA
1887 McNeill Street Pumping Station McNeill Street Pumping Station Shreveport LA USA
1793 U.S. Capitol U.S. Capitol Washington DC USA
1821 Lowell Waterpower System Lowell Waterpower System Lowell MA USA
1885 Davis Island Lock and Dam Davis Island Lock and Dam McKees Rocks PA USA
1899 Snoqualmie Falls Cavity Generating Station Snoqualmie Falls Cavity Generating Station Snoqualmie WA USA
1894 Bunker Hill Covered Bridge Bunker Hill Covered Bridge Catawba County NC USA
1929 Navajo Bridge Navajo Bridge Page AZ USA
1855 Whipple Truss Bridge Whipple Truss Bridge Schenectady NY USA
1864-1869 Chesbrough's Water Supply System Chesbrough's Water Supply System Chicago IL USA
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