To commemorate a century of gold mining, this Australian city built a monument that features a replica of a 150-pound gold nugget found there in 1858.

This outdoor museum harkens back to the height of the gold rush.

Australia's first open air museum and antique 3D theater.

These giant grain silo portraits capture elements of rural life in Australia.

On the outskirts of an opal-mining town, these baths fed by a massive underground aquifer are a natural spa.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

A clear example of the process of erosion in action.

An incredible garden taking over the interior of a massive sinkhole.

The Gunditjmara Aboriginal people of Australia began construction on this vast aquacultural complex 6,600 years ago.