This small corner bar is home to a rare 1930s dance organ that still plays tunes for one Euro.

A museum dedicated to secret surveillance.

Founded by members of the Tohono O’odham Nation, this one-room joint's James Beard–winning fry bread is light as a cloud.

In this small Phoenix taxidermy emporium, you can find everything from a squid in a jar to a freeze-dried toad.

A meow-velous tribute to a beloved street cat, made famous on the internet.

A small etching on the white marble parapet was written in runic script by a Viking mercenary.

A marvel of Byzantine engineering under the streets of Istanbul.

From under the bed of one of the co-founders, this server helped launch the notorious file-sharing website.

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

The vast, legendary catacombs hold secrets much stranger than stacked bones.

The final resting place of New Orleans' most famous voodoo priestess.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

This century-old grotesque has a mysterious history and may not actually be a rabbit.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.