08/01/2022
Great ABC article all about cave-diving on the Limestone Coast, SE South Australia. It's on the way Melbourne to Adelaide and there's time to check out a number of the locations (but we don't dive).
https://www.abc.net.au/news/2022-01-08/sinkholes-of-south-australia-limestone-coast/100701716
People travel from all over the world to dive in the middle of roads, on farms and in pine forests along South Australia's the Limestone Coast. Most of us don't know it's there.