Displaying results 181 of 200 - 256
| Date | Image | Innovation | City | State | Country Sort ascending |
|---|---|---|---|---|---|
| 1911 | 
|
Belle Fourche Dam | Belle Fourche | SD | USA |
| 1941 | 
|
Grand Coulee Dam | Grand Coulee | WA | USA |
| 1900 | 
|
Peavey-Haglin Concrete Grain Elevator | St. Louis Park | MN | USA |
| 1913 | 
|
Keokuk Hydro-Power System | Keokuk | IA | USA |
| 1959 | 
|
Utica Memorial Auditorium | Utica | NY | USA |
| 1846 | 
|
Duck Creek Aqueduct | Metamora | IN | USA |
| 1915 | 
|
Tunkhannock Viaduct | Nicholson | PA | USA |
| 1835 | 
|
Canton Viaduct | Canton | MA | USA |
| 1888 | 
|
Sweetwater Dam | Chula Vista | CA | USA |
| 1909 | 
|
Queensboro Bridge | Long Island City | NY | USA |
| 1858 | 
|
Fink Through Truss Bridge | Hamden | NJ | USA |
| 1886 | 
|
Second Street Bridge | Allegan | MI | USA |
| 1931 | 
|
George Washington Bridge | Fort Lee | NJ | USA |
| 1940 | 
|
Fort Peck Dam | Fort Peck | MT | USA |
| 1864 | 
|
Moseley Wrought Iron Arch Bridge | North Andover | MA | USA |
| 1885 | 
|
Washington Monument | Washington | DC | USA |
| 1764 | 
|
Choate Bridge | Ipswich | MA | USA |
| 1877 | 
|
High Bridge | Wilmore | KY | USA |
| 1842 | 
|
Croton Water Supply System | New York | NY | USA |
| 1920-1927 | 
|
Missouri River Bridge | Chamberlain | SD | USA |
