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
William Willis (sailor) effect Bernard Carnot's escape, which he eventually accomplished. During his first solo expedition in 1954 from South America to American Samoa, he sailed 6,700 miles – 2,200 miles farther than did Thor Heyerdahl on Kon-Tiki. His raft was named "Seven Little Sisters" and was crewed by himself, his parrot, and cat. Willis was age 61 at the time of this voyage. In a second great voyage ten years later, at the age of 71, he sailed 10,000 miles from South America to Australia single-handing a 34-foot (10.4 m) raft named "Age Unlimited". He left Callao on 5 July 1963, made