Playback serverIf a title won’t play, switch servers.
Modern Marvels
Season 4 · Episode 11
The Great Wall of China.
0.044mJune 22, 1997
Winding 6,000 kilometers through undulating mountains, it is said to be visible with the naked eye from the moon. But who called for the Great Wall's construction and how was it accomplished? Historians, engineers, and scientists explore one of the wonders of the ancient world.
Episodes
- Episode 1America's Highways
- Episode 2The Telephone
- Episode 3Aqueducts
- Episode 4Television
- Episode 5The Computer
- Episode 6Captured Light
- Episode 7Stealth Technology
- Episode 8Pyramids: Majesty And Mystery
- Episode 9Roller Coasters
- Episode 10Observatories: Stonehenge to Space Telescopes
- Episode 11The Great Wall of China.
- Episode 12Air Force One: A History