Unlike other places with slot canyons, such as Utah, Jordan, or Corsica, Australia has a rich ... has made some 70 first descents in the Blue Mountains, just a few hours' drive west of Sydney.

The Greater Blue Mountains Area consists of 1.03 million ha of sandstone ... The geology and geomorphology of the property, which includes 300 metre cliffs, slot canyons and waterfalls, provides the ...