Modern Marvels Season 1 Episode 1
Grand Coulee Damn
The world’s largest concrete dam–and the largest concrete structure in the world–lies on the Columbia River in the State of Washington. B uilt in 1931, it is also one of the largest hydroelectric power plants in the world.
1 - 6Mt. Rushmore.Apr. 11, 1994- 1 - 5Transatlantic CableMar. 27, 1994
- 1 - 4Cruise ShipsMar. 20, 1994
- 1 - 3The Panama CanalMar. 04, 1994
- 1 - 2The Empire State BuildingJan. 21, 1994
- 1 - 1Grand Coulee DamnDec. 10, 1993
