For the Inca, freeze-drying was a practical way ... a sticky resin to cover and protect the damaged area. The Aztec (as well as the Maya) developed a practice of harvesting and chewing this ...

the symbol of Incan civilization; Templo Mayor in Mexico City, the main temple of the Aztec civilization; and the pyramids of the ancient Mayan civilization, which flourished within the rain ...

This series unfolds in four episodes. The three episodes reveal the secrets behind the rise and fall of the Incan, Aztec, and Mayan civilizations, together with is a travelogue of the pre ...