A clear example of the process of erosion in action.

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

Australia's largest traditional hedge maze features a Great Gnome Hunt.

An obsolete form of timekeeping still marks the hour in this adapted 19th century lighthouse.

Is there such thing as too many fruit bats? Not anymore.

Once housing children next to hardened criminals this historic jail once displayed Ned Kelly's skull until it was stolen.

The labyrinthine storm tunnels beneath the city of Melbourne are ruled by a band of urban explorers.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.

Historic home to one of the most famous women pioneers of the 19th century.

Bill Murray bowled three straight strikes here at Reno's "Taj Mahal of Tenpins."

Curiously, this large sporting goods store features 14 wax representations of American presidents.

Beneath a Virginia City bar is the entrance to an abandoned gold mine.

Back in the day everyone who was anyone played this historic western theater.

These once-beautiful historic graveyards are set against the barren Virginia City hills.

Only known mainland rookery of the threatened Stellar sea lion.

A tourist attraction founded around a slumping cabin.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

This charmingly homemade amusement park has been growing for 40 years.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

A vertically floating hemlock controls the waves and weather at Crater Lake.

An exercise in patience and imagination, where Mother Earth turned common stuff into precious hidden treasures.

Remember that scene in the Matrix, when Neo is in the big white room with all the weapons flying by? Well, this is what it would look like if he had wanted trees instead of guns.

A 1940s nuclear reactor built to produce plutonium for the Manhattan Project.