A monument to a one-legged kidnapper, horse thief, and charlatan asks visitors to throw rocks in a pile.

The biggest pinball arcade in the world has over 600 pinball machines, and 300 arcade machines.

A music-filled, booze-soaked oasis in the desert.

An artist's vision for connectivity spans seven continents and 16 countries.

The Hopi-style structure was built by the man who discovered Desert Hot Springs' famous mineral water.

While exploring the desert, you can stop by the home of a fictional heretic from a parallel universe.

The only thing stranger than stumbling onto these philosophical musings is the story of the homesteader who created them.

Crumbling pink walls and murder memorials preserve the pioneer history of Joshua Tree.

A winding path built in secret on the edge of the continent.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A 140-year-old castle with underground caves hidden in San Francisco.

A psychedelic labyrinth on the San Francisco bay.

A huge musical instrument played by the ocean.

This enchanting 600-year-old tree is so magical it inspired the beloved tale of Pinocchio.

A quiet, gothic haven nestled between Pittsburgh's Squirrel Hill and Point Breeze neighborhoods.

A 63-foot-tall swinging ball hypnotizes passersby, and proves to any remaining doubters that the Earth is spinning.

A colorful square marks the heart of the city's LGBTQ community.

A meditative space out of a fantasy story.

Medical and zoological curiosities for sale.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

Though they've since been renamed, these two streets hint at Dublin's darker days.

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.