Pre-Columbian rafts voyaged as far as Mexico and introduced metallurgy to the civilizations of that country. Some scholars and adventurers of the 20th and 21st century have asserted that the rafts and their crews journeyed thousands of miles across the Pacific to Polynesia, most notably Thor Heyerdahl who reached Polynesia on the Kon-Tiki raft. Several other people and groups have also built rafts based on prehistoric models and undertaken trans-Pacific voyages. Balsa is the Spanish word for raft. The use of rafts for commerce on the coasts of Peru and Ecuador, from northern Chile to southern Colombia, continued until the late 19th
Erik Hesselberg to Larvik. He was married several times and had three children: daughter Anne Karin Hesselberg (b. 1946), son Caelou Hesselberg (b. 1958), and daughter Susanna Hesselberg (b. 1967). Hesselberg died in Larvik at age 58 of a heart condition and was buried there. He left many photographic pictures, graphic works, sculptures, and more than 200 songs for guitar. Erik Hesselberg Erik Bryn Hesselberg (4 June 1914 – 15 September 1972) was a Norwegian sailor, author, photographer, painter and sculptor. He is most known as a crewmember of the Kon-Tiki raft expedition from South America to French Polynesia in 1947. Erik