This new episode tells the story of the incredible site of Chichen Itza, in Mexico. Considered as one of the New Seven Wonders of the World, the Mayan city of Chichen Itza was the capital of a powerful civilization: the Itzas. The site impresses by the Castillo, a central pyramid which culminates at 30 meters – main monument of the episode. But also, by the cenotes, natural wells under the ground which are at the origin of the name of Chichen Itza, which means "at the edge of the Itza pit".