2. Secrets of the Underworld

A mysterious pyramid, gruesome discoveries in uncharted cave systems and the spirit world of the Maya.

3. Secrets of the Sun God

Divers search for an entrance to lost caves while archaeologists discover a ceremonial royal drinking cup that reveals the tomb of a lost king.

4. Secrets of the Lost City

The new treasure map leads Albert to discover lost pyramids, and treasures found across the Mayan world reveal the epic scale of the civilization.