The RA Expeditions Author:Thor Heyerdahl The purpose of the RA expeditions was to prove a possible link between the civilization of ancient Egypt and the New World. To do this, it was necessary to sail a sea-going ship made of papyrus reeds--a type of ship not built for over a thousand years--across the breadth of the Atlantic. — "Thor Heyerdahl has pulled it off again. A superb adventu... more »re book about a superb adventure!"---The New York Times« less