China's Great Wall is one of the few man made objects that can be seen from space. It stretches across more than 6,400 km of winding landscape, and during its 2,000-year history, the wall has survived threats from Mongol hordes, Japanese invaders and the Red Guards.

Originally released by Switch International, 2007. Streaming video file encoded with permission for digital streaming by Infobase on May 06, 2015.

China's Great Wall: Landmarks (5:00); --China (5:00);.