Crumbling remnant of Rio's colonial past tucked behind Corcovado mountain in the neighborhood of Cosme Velho.

Beautiful public park off the beaten path and away from tourists.

A fantastical group of cliffside stairways, bridges, and twisting paths carved out of stone provide a surreal coastal hike.

This historic, palatial theater is now one of the world’s most beautiful bookstores.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

Mysterious hillside with a continuously burning natural fire.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

The Australian lorikeets that like to tie one on in an annual drinking binge.

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

Prehistoric park filled with the fossils of dozens of extinct species including Australian megafauna.

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

6000-year-old coal fire moves one meter per year.

Australian Lake set aglow by Noctiluca Scintillans.

Known for the tunnel that leads visitors to the water.

Hundreds of bras, blowing in the wind.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

A trash dump made beautiful by nature's power.

Canyon walls shrouded in ferns.

The only road through the heart of Glacier National Park.

The seamy, underground secrets of Portland's criminal past.

Fossils, railroads, and waterfalls!

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

Sleep snuggled in a sphere suspended atop the forest canopy of Vancouver Island.

Upside-down trees serve as natural flower pots in this hanging garden of Alaska.