The top of society once luxuriated in this world-class hotel, which continues to impress, even in ruin.

You can spend the night in Dr. Frank-N-Furter's castle.

The world’s first hotel to be run by robots.

A rotating cast of guys and dolls in front of a Washington, D.C. building.

One of the Cemestos prefab homes built to secretly house thousands of Manhattan Project workers.

You haven’t properly toured a winery until you’ve slept in an actual wine barrel.

Ask nicely, and stewards of a centuries-old charitable tradition will give you free bread and beer.

For posterity, a singular achievement: 3,780 hours of dancing.

The gravestones in this historic cemetery are carved with mysterious faces.

Started nearly 100 years ago, this science experiment just keeps on going, ever so slowly.

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

A 19th-century horse lover's bequest led to the construction of this unique fountain in Chicago.

This anonymous businessman sculpted in bronze became an enduring memorial after 9/11, and had been mistaken by rescue workers for a survivor in the rubble.

Cornish legend says these ancient circles were people turned to stone for playing hurling on a Sunday.

The storied English village that pretended to be insane inspired NYC's nickname and the fictional namesake in the DC Comics universe.

An incredibly well-preserved piece of ninth-century Viking poop.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

The abandoned ruins of America's first private zoo are open for exploration in the Catskills.

The only surviving leech house in the United Kingdom was a home for bloodsucking worms until the 1900s.

Wallabies live naturally on this Irish island.

The oldest licensed distillery in Ireland.

There might not be much left of these Irish ruins, but their linguistic legacy is still going strong.

A corkscrew-shaped barn in Ireland.