Thor Heyerdahl KStJ was a Norwegian adventurer and ethnographer with a background in biology with specialization in zoology, botany and geography.
The Kon-Tiki in the Kon-Tiki Museum in Oslo, Norway
The Hōkūleʻa, a performance-accurate replica of a Polynesian double-hulled wa'a kaulua voyaging canoe, sailed from Hawaiʻi to Tahiti against prevailing winds in 1976, partly to disprove Heyerdahl's drift hypothesis on his much more primitive and unsteerable Kon-Tiki balsa raft