The investigation launches in Jerusalem, where the tunnels and a safe house are used to move holy relics during the city's downfall.
The team investigate the purpose of the Templar's underground tunnel system in Acre, Israel. They examine a theory that may have contemplated a covert landing in sea caves.
The team investigates the fall of the Templar order in 1307, and what prompted it. They use their insight on centuries of strategy, and discover evidence of a Templar smuggling operation.
The team investigates signs that appeared in Portugal to suggest the Templars, thought to have ended seven years before, were rising again.
Tony McMahon
Self
Erik Thompson
Narrator
Mikey Kay
Host
Garth Baldwin
Kelly McPherson
Producer