An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

A volcanic landmark located on an Ice age lake bed.

A deer-headed statue that brings together a 12th-century legend and big wave surfing.

In this desolate valley resides a gorgeous set of rocks sporting a technicolor design.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

The inspiration for the Patagonia Clothing logo, Cerro Fitz Roy turns pink at sunrise.

Atop an active stratovolcano, two lakes separated by a narrow strip of land.

The longest continuous lava tube in Oregon.

An off-grid art installation that encourages its visitors to imagine a world without waste.

Located in the thermoelectric factory that once powered the entire city, this Portuguese museum is shockingly fascinating.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

A breathtaking 19th-century trail overlooks Lake Tahoe.

One of the most remote spots in America and the first protected wilderness area in Nevada, named after an old legend.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

A reproduction of earth's many biomes.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

Ozymandias’ time-keeping temple.

These Nubian pyramids are strange and unique, even by pyramid standards.

Nicknamed Kazakhstan's Grand Canyon, this natural wonder lies east of Almaty near the Chinese border.

A boat ride through utter darkness, lit only by headlamps, reveals an emerald green pool locals believe is sacred.