Ochroma 5th and 6th generations of the Chevrolet Corvette had floor pans composed of balsa sandwiched between sheets of carbon fiber reinforced plastic. Norwegian scientist and adventurer Thor Heyerdahl, convinced that early contact between the peoples of South America and Polynesia was possible, built the raft "Kon Tiki" from balsa logs, and upon it he and his crew sailed the Pacific Ocean from Peru to the Polynesian Tuamotu Archipelago in 1947. However, the Kon Tiki logs were not seasoned and owed much of their (rather slight) buoyancy to the fact that their sap was of lower density than seawater. This serendipitously
Marquesan Dog and is visible today at the site of Iʻipona. Only one of the dog carving is discernible now; the other one has weathered away. In 1956, Norwegian adventurer and ethnographer Thor Heyerdahl later claimed the reliefs on Tiki Makiʻi Tauʻa Pepe were llamas or pumas instead to bolster his theory that Polynesia was settled from South America. Later unidentified writers and rumors have insinuated that Heyerdahl deliberately altered and defaced the images in his process of restoring them. The modern consensus is that the carvings represent the extinct dog; they do not represent llamas, pumas or rats. In 1956, Robert