Displaying results 21 of 40 - 256
| Date | Image | Innovation Sort descending | City | State | Country |
|---|---|---|---|---|---|
| 1869 | 
|
Bollman Truss Bridge | Savage | MD | USA |
| 1938 | 
|
Bonneville Dam, Columbia River System | Portland | OR | USA |
| 1831 | 
|
Borden Base Line | South Deerfield | MA | USA |
| 1897 | 
|
Boston Subway | Boston | MA | USA |
| 1862 | 
|
Bridgeport Covered Bridge | Penn Valley | CA | USA |
| 1878 | 
|
Bridges of Keeseville | Keeseville | NY | USA |
| 1883 | 
|
Brooklyn Bridge | Brooklyn | NY | USA |
| 1918 | 
|
Brooks AFB, Old Hangar 9 | San Antonio | TX | USA |
| 1905-1910 | 
|
Buffalo Bill Dam | Cody | WY | USA |
| 1894 | 
|
Bunker Hill Covered Bridge | Catawba County | NC | USA |
| 1864 | 
|
Cabin John Aqueduct | Cabin John | MD | USA |
| 1804-1822 | 
|
Caledonian Canal | Inverness | Scotland | |
| 1835 | 
|
Canton Viaduct | Canton | MA | USA |
| 1909-1914 | 
|
Cape Cod Canal | Cape Cod | MA | USA |
| 1803 | 
|
Cape Hatteras Lighthouse | Cape Hatteras | NC | USA |
| 1829 | 
|
Carrollton Viaduct | Baltimore | MD | USA |
| 1672-1695 | 
|
Castillo de San Marcos | St. Augustine | FL | USA |
| 1905 | 
|
Cedar Falls Water Supply | Seattle | WA | USA |
| 1863-1869 | 
|
Central Pacific Railroad | Ogden | UT | USA |
| 1903 | 
|
Chain of Rocks Water Purification Plant | St. Louis | MO | USA |
