Cathedral Secrets Outback Opal Hunters : Season 8 Episode 4
Discovery Channel
Aired: March 17th, 2022 @ 8:30 PM EST on Discovery Channel
Greg explores the hidden tunnels on his massive claim searching for white opal. The Tarantos' excavator springs a leak and the Blacklighters look for a new house. Disc S5 E12 7/22/22
