About the site Little Blue Sinkhole is a dive site and local swimming hole in Mt Gambier. Managed by the local council and found on Mount Salt Road, a set of stairs and floating pontoon make for easy access to the water. After an incident last year where a stolen government car was pushed into the water large rocks have been added around the hole to prevent future vehicles ending up in the drink. The council also periodically adds “Diving Prohibited” signs to the top of the cliff. I’ve inferred that this happens regularly by the sheer numbers of Diving Prohibited signs at the bottom of the underwater cliff. As I talked about in One Tree Sinkhole, Little Blue has [read more…]