Cryptid fans should check out the premiere of MONSTERS UNDERGROUND on Destination America on Friday, August 22nd at 10/9c. The first episode will follow a team of four hunters into Volcano Caverns in Flagstaff, Arizona, as they search for the reptilian/bat “cave demon” known as the Olitiau. Future episodes will explore the dangerous caves of the American Southwest in search of cryptids including the Aswang, Mapinguari, Subterralien, and more. Check out a preview of MONSTERS UNDERGROUND here: