Ancient Civilizations (2017)

S04E08 Megalithic Mysteries of Lake Titicaca

What secrets lie hidden in the monumental architecture of Tiwanaku and Pumapunku by Lake Titicaca? As researchers uncover connections between these ancient ruins and sites across the globe, they speculate that these extraordinary constructions may be remnants of civilizations as ancient as Mu, Atlantis, or Lemuria.