The first geometric self-supporting spiral stairs in Britain are a truly beautiful sight.

This sword isn't waiting for a king to pull it out. It was placed there by a saint.

The "Mona Lisa" of funerary art.

A home built with marble tombstones from the graves of 2,200 Union soldiers buried in a Virginia cemetery.

It's believed Matilda Fitzwalter's life was the basis for the famed literary figure.

One of the notorious Soviet leader Joseph Stalin's many summer retreats.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

A tunnel with windows, so you don't miss out on the impressive views.

Eyam took steps to quarantine themselves and keep the plague from spreading.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

This museum in the famously blue neighborhood of Sidi Bou Saïd showcases a traditional Tunisian lifestyle.

This underwater sculpture park is the basis for a manmade coral reef.

An old limestone mine transformed into a beautiful and unusual sculpture museum.

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

Originally a brothel during the Klondike Gold Rush, this bar once used dolls to denote when ladies were working.

The oldest continuously-operating tavern in Wisconsin used a clever loophole to serve alcohol during Prohibition.

Bootleggers ran booze beneath this building before (and after) Route 66 appeared beside it.

Eat burgers beneath gargantuan taxidermy and thousands of dollar bills in Utah's oldest continuously-operating bar.

The medieval legend behind this holy well was one of the inspirations behind "Alice's Adventures in Wonderland."

This ancient Roman arch misled treasure hunters for centuries.

This enchanting mountain plateau celebrates spooky local folklore.

This North Carolina store preserves a historic moment in America's movement for racial equality.

This popular park is home to a sea serpent sculpture that now overshadows the twisted history of its creation.