Kon-Tiki is a Norwegian documentary film about the Kon-Tiki expedition led by Norwegian explorer and writer Thor Heyerdahl in 1947, released in Sweden, Norway, Finland, and Denmark in 1950, followed by the United States in 1951. The movie, which was directed by Thor Heyerdahl and edited by Olle Nordemar, received the Academy Award for Best Documentary Feature for 1951 at the 24th Academy Awards. The Oscar officially went to Olle Nordemar. The Academy Film Archive preserved Kon-Tiki in 2013.