Places X24Gee Wants to Go

The longest navigable underground river in the United States is home to countless blind and albino animals.

The world's largest collection of mechanical puzzles is a cornucopia of analog bafflers.

A mysterious ruin shrouded in more folklore than fact.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.

A long, winding trek rewards you with a gorge so captivating it inspired a painting in the Tate.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

This abandoned Brutalist treehouse is a hidden architectural relic.

The world's largest rotating world.

This colorful theme park dedicated the official fruit of Maine serves sweet, tasty treats.

The eccentric mansion of one of the most popular horror authors of modern times.

Explore the dark underground corridors of this graffiti-covered former military fortification.

A galaxy of glowworms—larvae of a gnat—hides deep in the belly of these caves.

The atmospheric road was never meant to be so creepy.

One of the last doorless, continuously moving elevators still in use in the U.K.

This tiny business claims to be "the smallest pub on the planet."

A wacky, UFO-shaped house in a suburban neighborhood.

Though its branches are painted bright colors by generations of locals, the tree is said to be a haunted portal to hell.

If astronomy had a ghost, it would look like this observatory.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

Lions and tigers and leopards, servals, pumas, bobcats, lynxes, and ocelots... oh my!

Stonehenge has nothing on Castlerigg’s views.

35,000 grape hyacinths flow like water down a garden hill.