Travels to Mexico's Yucatan Peninsula to explore its Mayan ruins, colonial towns and scenic beaches. Visits the ruins at Uxmal, Chichen Itza and Tulum, and the colonial cities of Campeche and Merida. Tours the resort areas of Cancun and Cozumel Island, and visits the Sian Ka'an Biosphere Reserve. Discusses Mayan beliefs, customs and rituals and examines the Toltec influence on Maya architecture.