Deep in the jungles of Central America, Josh investigates the reportedly haunted remains of the Mayan city of Tikal. In one of the world's most spectacular ruins, the team dares to come face to face with the ghosts of sacrificial victims. Then, a terrifying sea creature in the South Pacific inspires the team to seek the truth behind its legend. Villagers in Fiji claim the beast is real, and once the sun goes down, the team wades into potentially deadly waters.