Physics:Newton's Apple（19）
On this episode of Newton's Apple, our journey takes us to the cradle of mighty Inca Empire, high on the top of mountains of Peru. It's here where innovative Inca culture left its mark more than 500 years ago, through their extraordinary road network to advanced irrigation system, and through its architecture——spectacular temples and massive stone structures. How did the Incas build their temples?
- Added：2006
- Country：America
- Duration：30
- Time of update：2011/3/11 15:03:55