Saudi Arabia: Expedition Volcanic Underworld

Saudi Arabia: Expedition Volcanic Underworld

Available on PBS Video, Prime Video, PBS Living
S2 E2: Steve joins forces with ropes expert Aldo Kane and Saudi Arabian geologists Mahmoud AlShanti and Hala Alwagdani on a mission to explore an unmapped volcanic underworld in search of the longest lava tube in Arabia, which could contain bones and artifacts from ancient civilizations.