Kon-Tiki2 days at sea due to difficult weather conditions. By then, the rafts had sailed halfway to South America. All crew members were taken aboard a Japanese freighter, and later transported to shore by the Chilean Armada. Expedition leader Torgeir Higraff chose to terminate the expedition to avoid risking the life of crew members. The expedition built and sailed two balsawood rafts: "Rahiti Tane" and "Tupac Yupanqui". The rafts were similar to the "Kon-Tiki" raft built by Thor Heyerdahl in 1947. Like the "Kon-Tiki", "Rahiti Tane" and "Tupac Yupanqui" were built from balsawood transported from Ecuador to SIMA, the Peruvian Army's
Kon-Tiki expedition mounting the "Kon-Tiki" expedition was to show, by using only the materials and technologies available to those people at the time, that there were no technical reasons to prevent them from having done so. Although the expedition carried some modern equipment, such as a radio, watches, charts, sextant, and metal knives, Heyerdahl argued they were incidental to the purpose of proving that the raft itself could make the journey. The "Kon-Tiki" expedition was funded by private loans, along with donations of equipment from the United States Army. Heyerdahl and a small team went to Peru, where, with the help of