The Viracocha expedition first reed boats built? Were ancient mariners able to cover large distances in reed rafts? Did ancient cultures utilize the ocean currents and winds as highways rather than barriers in search of new lands? Were the ancient navigators able to find their way across endless miles of ocean? These are questions the scientific world has debated for centuries. The expeditions of explorer/anthropologist Thor Heyerdahl captured the imagination of the world with the Kon-Tiki balsa log raft voyage on the Pacific in 1947, his Ra Expedition, a reed raft journey across the Atlantic in 1970 and his Tigris reed boat voyage
Kon-Tiki expedition Heyerdahl tested more than twenty different composites before settling on one that proved an effective compromise between bulk and torsional rigidity. No metal was used in the construction. "Kon-Tiki" carried of drinking water in 56 water cans, as well as a number of sealed bamboo rods. The purpose stated by Heyerdahl for carrying modern and ancient containers was to test the effectiveness of ancient water storage. For food "Kon-Tiki" carried 200 coconuts, sweet potatoes, bottle gourds and other assorted fruit and roots. The U.S. Army Quartermaster Corps provided field rations, tinned food and survival equipment. In return, the "Kon-Tiki" explorers