Displaying results 61 of 80 - 256
Date | Image | Innovation | City | State | Country Sort ascending |
---|---|---|---|---|---|
1935 | Huey P. Long Bridge | Bridge City, LA 70094 | LA | USA | |
1803 | Middlesex Canal | Billerica | MA | USA | |
1944 | Kentucky Dam | Grand River | KY | USA | |
1672-1695 | Castillo de San Marcos | St. Augustine | FL | USA | |
1935-1937 | Blue Ridge Parkway | Blue Ridge Mountains | VA | USA | |
1909 | Manhattan Bridge | Brooklyn | NY | USA | |
1869 | Joining of the Rails - Transcontinental Railroad | Promontory | UT | USA | |
1834 | Ascutney Mill Dam | Windsor | VT | USA | |
1932 | Going-to-the-Sun Road | West Glacier | MT | USA | |
1794 | New Castle Ice Harbor | New Castle | DE | USA | |
1930 | Columbia-Wrightsville Bridge | West Hempfield | PA | USA | |
1821 | Lowell Waterpower System | Lowell | MA | USA | |
1885 | Davis Island Lock and Dam | McKees Rocks | PA | USA | |
1835 | Thomas Viaduct Railroad Bridge | Arbutus | MD | USA | |
1785 | Point of Beginning, U.S. Public Lands | East Liverpool | OH | USA | |
1897 | Boston Subway | Boston | MA | USA | |
1944 | Hanford B Reactor | Richland | WA | USA | |
1682 | City Plan of Philadelphia | Philadelphia | PA | USA | |
1826 | Granite Railway | Quincy and Milton | MA | USA | |
1913 | Grand Central Terminal | New York | NY | USA |