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Ancient Archeology's 7 Greatest Unsolved Mysteries

Key Facts In This Video

  1. The Sajama lines are huge lines carved into the Earth in Bolivia that cover an area of about 22,525 square kilometers. 01:20

  2. The white horse of Uffington is a mysterious hill carving filled with white sand that dates back to 700 B.C. 02:26

  3. Archaeologists uncovered graves in caves in the Baian-Kara-Ula containing skeletons no taller than 3 feet with abnormally large skulls. 05:34