Displaying results 161 of 180 - 256
| Date | Image | Innovation | City | State | Country Sort descending |
|---|---|---|---|---|---|
| 1825 | 
|
Ohio Canal System | N/A | OH | USA |
| 1803 | 
|
Cape Hatteras Lighthouse | Cape Hatteras | NC | USA |
| 1871 | 
|
Kamehameha V Post Office | Honolulu | HI | USA |
| 1845-1877 | 
|
Tennessee State Capitol | Nashville | TN | USA |
| 1924-1921 | 
|
River des Peres Sewage & Drainage Works | St. Louis | MO | USA |
| 1931 | 
|
Rogue River Bridge | Gold Beach | OR | USA |
| 1894 | 
|
Union Station | St. Louis | MS | USA |
| 1940 | 
|
Arroyo Seco Parkway | Los Angelos | CA | USA |
| 1911 | 
|
Galveston Seawall and Grade Raising | Galveston | TX | USA |
| 1889 | 
|
Alvord Lake Bridge | San Francisco | CA | USA |
| 1922 | 
|
Columbia River Scenic Highway | Cascade Locks | OR | USA |
| 1958 | 
|
Mackinac Bridge | St Ignace | MI | USA |
| 1811-1839 | 
|
National Road | Wheeling | WV | USA |
| 1901 | 
|
West Baden Springs Hotel | Orange County | IN | USA |
| 1855 | 
|
Blenheim Bridge | Gilboa | NY | USA |
| 1883 | 
|
Smithfield Street Bridge | Pittsburgh | PA | USA |
| 1859 | 
|
Iron Building of the U.S. Army Arsenal | Watervliet | NY | USA |
| 1792 | 
|
Great Falls Raceway and Power System | Paterson | NJ | USA |
| 1943 | 
|
Denison Dam | Denison | TX | USA |
| 1718-1744 | 
|
Acequias of San Antonio | San Antonio | TX | USA |
