The Mystery of Nan Madol
S15 E1 January 25, 2020 0h 42m
★ 6.0
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Overview
Giorgio Tsoukalos and David Childress explore the mysterious chain of manmade islets in Micronesia's Nan Madol; built from 250 million tons of volcanic rock, there are local legends that strange visitors floated the massive rocks through the air.