Desc: Thor Heyerdahl 80 år ung: Directed by Bengt Jonsson. With Erik Bye, Thor Heyerdahl, Donna Sandahl, Øystein Kock-Johansen. Meet Thor Heyerdahl just before he reached 80 years in 1994. Through expeditions, authorship and scientific work he is changing the theories of our world's cultural history. Peru and Cuba have been at the center of his work in recent years, but privately he is now building his new home in Tenerife, one of his many future projects.