In 1947, scientist Thor Heyerdahl and five other explorers sailed from Peru to Polynesia 4,300 miles across the Pacific Ocean on a balsa log raft in order to prove that it was possible that Polynesia was settled by a pre-Columbian people travelling the same way. The prevalent scientific opinion at that time was that it had been settled from the west, but Heyerdahl was convinced that he was right and built the raft only with materials that this ancient culture would have also used and […]