At a popular geological park outside Melbourne, Australia, tourists have the opportunity to try caving. More than 50 people ...

Vandals defaced carvings on the walls at Koonalda Cave in South Australia, which officials said are "some of the earliest evidence of Aboriginal occupation of that part of the country" Jason Hahn ...

Ron Allum is a pioneering cave diver and inventor who originally started out as a broadcasting technician ... You can find out more about Ron here: www.ronallum.com This Episode of Talking Australia ...