A treasure map leads to the discovery of a lost fortress; a sacred altar is unearthed, revealing secrets of the legendary Maya Snake King uprising; Albert Lin travels to a remote jungle, where technology reveals evidence of a forgotten war.

The treasure map uncovers a mysterious pyramid complex that reveals clues of violent sacrifices; newly discovered cave systems reveal evidence of ancient Mayan rituals; Albert Lin dives deep beneath the surface of the Mayan underworld.

Albert Lin follows the treasure map to a pyramid at the heart of the most famous ancient Mayan city; divers search for an entrance to a flooded cave beneath a Mayan pyramid; archaeologists find a ceremonial drinking cup that reveals a royal tomb.

Lost pyramids and hidden treasures reveal the epic scale of the ancient Mayan civilization.