A small, but award-winning beach known for its literally spotless reputation.

Built over an abandoned train yard, this hidden gem is full of winding paths and offers gorgeous views of Sydney Harbour.

The only pollutant in the clear blue water is sunscreen.

A massive stairway that almost wasn't leads to one of Australia's most scenic vistas.

This gracefully curving formation looks like a massive wave that was suddenly turned to stone.

Once the path of a railway tunnel, now home to thousands of glowing insects.

A collection of outdoor mystical statues paying homage to indigenous Australians and ecological stewardship.

Nature is leading a successful mutiny on this century-old freighter.

Woven tree art gives this towering Australian woodland a touch of mystical whimsy.

A castle hand-built by a Spanish dreamer in the Australian tropical jungle.

Australian Lake set aglow by Noctiluca Scintillans.

An abandoned railroad tunnel is now filled with bioluminescent bugs.

An Australian lake whose pink hue defies scientific explanation.

This Gold Rush ghost town was once the subject of a territorial dispute between California and Nevada.

Central America's deepest lake is actually a volcanic caldera, surrounded by three volcanoes.

For this chef, an active volcano is his oven.

An impressive century-old, to-scale topographical map of Guatemala.

Hidden deep in the Guatemalan jungle is a turquoise paradise of natural pools, caves, and waterfalls.

These roaring primates were considered a divine creature in the cosmology of the Maya.

One of the world's largest pyramids stands within El Mirador, the "lost city of the Maya."

Volcanically heated hot springs.

A graffiti Mecca welcoming artists from around the world.

This enormous Hindu temple in Queens serves incredible dosas in its basement canteen.

The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.