And that's Australia. My affection for the outback is, frankly, a mystery to me. Nearly everything about it is alien or alarming to my nature. It exceeds by a considerable margin my personal ...

This story appears in the October 2010 issue of National Geographic magazine ... As it happens, there is one place in the Australian outback where there may be such evidence.

A fence covering a 303-hectare area within an outback national park has become integral ... the property was purchased in 2002 by non-profit Australian Wildlife Conservancy (AWC).