Secrets

Secrets

Great Pyramid (2x2)


Air date: Oct 20, 2014

For over 200 years, archaeologists have debated how Egyptians built the Great Pyramid. Do we finally have an answer?

  • Premiered: Apr 2013
  • Episodes: 45
  • Followers: 4
  • Ended
  • Smithsonian Channel
  • Monday at 21