Displaying results 141 of 160 - 256
| Date | Image | Innovation | City | State | Country Sort descending |
|---|---|---|---|---|---|
| 1942 | 
|
Alaska Highway | Delta Junction | AK | USA |
| 1799 | 
|
Ellicott's Stone | Bucks | AL | USA |
| 1937 | 
|
San Francisco - Oakland Bay Bridge | Oakland | CA | USA |
| 1855-1876 | 
|
Hoosac Tunnel | North Adams | MA | USA |
| 1829 | 
|
Carrollton Viaduct | Baltimore | MD | USA |
| 1919 | 
|
Milwaukee Metropolitan Sewage Treatment Plant | Milwaukee | WI | USA |
| 1882 | 
|
Kinzua Railway Viaduct | McKean County | PA | USA |
| 1866 | 
|
Cornish - Windsor Covered Bridge | Cornish | VT | USA |
| 1936 | 
|
Norris Dam | Knoxville | TN | USA |
| 1903 | 
|
Williamsburg Bridge | Brooklyn | NY | USA |
| 1931 | 
|
Bayonne Bridge | Staten Island | NY | USA |
| 1834 | 
|
Gosport Naval Dry Docks | Portsmouth | VA | USA |
| 1848 | 
|
Starrucca Viaduct | Lanesboro | PA | USA |
| 1929-1941 | 
|
San Antonio River Walk & Flood Control System | San Antonio | TX | USA |
| 1873-1887 | 
|
Marlette Lake Water System | Carson City | NV | USA |
| 1952 | 
|
Dorton Arena | Raleigh | NC | USA |
| 1787 | 
|
Portland Head Light | Cape Elizabeth | ME | USA |
| 1875-1879 | Eads South Pass Navigation Works | New Orleans | LA | USA | |
| 1905-1910 | 
|
Buffalo Bill Dam | Cody | WY | USA |
| 1837 | 
|
Houston Ship Channel | Houston | TX | USA |
