Catacombs turned marketplace.

One part local history, 99 parts gruesome haunted house.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Come for the pizza, stay for a performance on the world's largest theater pipe organ.

A former department store turned into a quirky restaurant.

This charming old building's loose connection with the Scottish Reformer is what saved it from demolition after it split apart.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

This award-winning men's bathroom was just too beautiful to not allow women to see.

A monument to the love people have for their pets.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

The first park built over a freeway is a brutalist masterwork.

A wall of chewing gum moonlights as collective art.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

This is one really big nut.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.