Thor Heyerdahl's account of his 1947 expedition on the Kon-Tiki raft, demonstrating that ancient South Americans could have sailed to and settled the Polynesian islands, challenging prevailing theories of migration.
Thor Heyerdahl and his hypothesis that the Polynesian islands were colonized by South Americans
""Thor Heyerdahl is mentioned in the conversation in the context of alternative archaeology and his hypothesis about Polynesian colonization. 'Kon-Tiki' is his most famous work related to this topic."