The group finds a possible backdoor. With ground penetrating radar, they find a void. They inspect the damage after a typhoon. They decide to drill for the void and may have hit Nazi Concrete.
Aired: Mar 19, 2019A team of Americans explores a mountain in the Philippines to search for a tr...
Aired: Mar 26, 2019Digging continues at Breach-6, but when the team unearths a possible water tr...
Aired: Apr 2, 2019After discovering a bomb marker, the team brings in an explosives expert to s...
Aired: Apr 9, 2019The team triggers a possible water trap in the cave and is forced to stop dig...
Aired: Apr 16, 2019Unable to find a tunnel at the waterfall, the team is guided by an animal mar...
Aired: Apr 23, 2019The group finds a possible backdoor. With ground penetrating radar, they find...
Aired: Apr 30, 2019The group decides to dig straight down to the flooded void. Bingo visits a ma...
Aired: May 7, 2019Peter meets with a man who warns of the deathly risks of searching for Yamash...
Streaming in:
AustraliaCanada
United Kingdom
United States
Seasons: 2
Current Status: Returning Series
Network: History
Production Country: Philippines
Genres:Reality-TV, Documentary
It is also possible to rent or buy on AppleTV online.
