This fantastical waterfall is hidden in a cave located in a cracked cliff.

Rising from the sea like a stone monster.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

Staves, storm-calling, and of course, necropants.

Medicinal spa created with the discharge from a geothermal energy plant.

Buried five stories underground, this Soviet bunker is packed with gas masks and Cold War paraphernalia.

A Jenga-style cylindrical tower of books that appears to go on forever.

Countless grotesque faces stare out from this eerie Prague art wall.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

A stairway to heaven, or to nowhere at all.

Small museum dedicated to the founder of electromagnetic theory.

One of Europe's largest supercomputers is housed inside of a disused chapel.

This cemetery features modernist statues as strange as its name.

A beautiful but toxic fountain of mercury.

This semi-secret storybook hedge maze is also the oldest garden in the city.

A museum dedicated to a Cold War era sausage.

Fans of the spicy bright-red sauce can tour where it's made.

The highest peak in Puerto Rico is home to a rare fern that can only be found on six trees at its summit.

The easiest way to the highest point in Wyoming is only accessible via one hefty fee.

The highest point in Wisconsin is capped by two towers that are not as mythic as Tolkien's but provide much better views.

The highest point in Virginia can only be reached by passing through ponies and flowers.

The highest point in Washington state is a volcano covered in glaciers.

Near-constant high winds deform the trees on Spruce Knob, the highest point in West Virginia.

The highest peak in the state of Vermont has some interesting features.