Kon-Tiki expedition colonisation, may have consisted of small fleets of balsa rafts. In 2006, the Tangaroa Expedition recreated the "Kon-Tiki" voyage using a newly built raft, the "Tangaroa", named after the Māori sea-god Tangaroa. Tangaroa's six-man crew was led by Norwegian Torgeir Higraff and included Olav Heyerdahl, grandson of Thor Heyerdahl, Bjarne Krekvik (captain), Øyvin Lauten (executive officer), Swedish Anders Berg (photographer) and Peruvian Roberto Sala. Tangaroa was launched on the same day that Kon-Tiki had been—April 28—and it reached its destination on July 7, which was 30 days faster than Heyerdahl's Kon-Tiki which had taken 101 days for the voyage. Tangaroa's
Herman Watzinger which was cancelled because of World War II, and applied for a job in the U.S and sought a visa to the U.S. He met Thor Heyerdahl in New York City, where he was asked to participate in the construction of the Kon-Tiki raft and become a member of the expedition. On board the raft, where he was second in command, he was responsible for meteorological and hydrographic measurements. After the Kon-Tiki expedition, he returned to Lima in 1970, where he worked as head of fisheries, projects and advisor in freezing techniques for WR Grace & Co and Atlas. Watzinger