Displaying results 141 of 160 - 256
| Date | Image | Innovation Sort ascending | City | State | Country |
|---|---|---|---|---|---|
| 1935 | 
|
Hoover Dam | Boulder City | AZ | USA |
| 1855-1876 | 
|
Hoosac Tunnel | North Adams | MA | USA |
| 1927 | 
|
Holland Tunnel | Jersey City | NJ | USA |
| 600 - 1450 AD | 
|
Hohokam Canal System | Phoenix | AZ | USA |
| 1877 | 
|
High Bridge | Wilmore | KY | USA |
| 1944 | 
|
Hanford B Reactor | Richland | WA | USA |
| 537 | 
|
Hagia Sophia | Istanbul | Turkey | |
| 1909 | 
|
Gunnison Tunnel | Montrose | CO | USA |
| 300 BC - 1400 AD | 
|
Guayabo Ceremonial Center | Turrialba | Turrialba | Costa Rica |
| 1838 | 
|
Great Western Railway | Bristol | UK | |
| 1792 | 
|
Great Falls Raceway and Power System | Paterson | NJ | USA |
| 1826 | 
|
Granite Railway | Quincy and Milton | MA | USA |
| 1941 | 
|
Grand Coulee Dam | Grand Coulee | WA | USA |
| 1913 | 
|
Grand Central Terminal | New York | NY | USA |
| 1810 to 1832 | 
|
Gota Canal | Gothenburg | Västra Götaland County | Sweden |
| 1834 | 
|
Gosport Naval Dry Docks | Portsmouth | VA | USA |
| 1929 | 
|
Goodyear Airdock | Akron | OH | USA |
| 1903 | 
|
Goldfields Water Supply | Kalgoorlie | W Aust | Australia |
| 1937 | 
|
Golden Gate Bridge | Mill Valley | CA | USA |
| 1932 | 
|
Going-to-the-Sun Road | West Glacier | MT | USA |
