1. Secrets of the Snake Altar

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. 4 March 2019. 47 min

The new treasure map leads to a lost fortress. A sacred altar leaves the jungle after 1,500 years and two cities reveal secrets of a forgotten war.

2. Secrets of the Underworld

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. 11 March 2019. 47 min

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

3. Secrets of the Sun God

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. 18 March 2019. 47 min

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

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. 25 March 2019. 47 min

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