Ruins of Pumapunku, Bolivia Stock Photo - Image of aliens, architecture: 206685896
In Search of Aliens: Mystery of Puma Punku Revealed (S1, E7) | Full Episode - YouTube
Reconstructing ancient architecture at Tiwanaku, Bolivia: the potential and promise of 3D printing | Heritage Science | Full Text
Ancient Aliens: Engineering Puma Punku (Season 12) | Exclusive | History - YouTube
Ancient Aliens on Twitter: "We travel to Bolivia #InSearchofAliens this FRIDAY to investigate the logic-defying structures at Puma Punku. http://t.co/js6v7KIJdU" / Twitter