Once a black market electronics marketplace, now an otaku shopper's paradise.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

The most loyal of little dogs, or a Victorian era publicity stunt?

The final resting place of soldiers' loyal canine companions.

A sweet symbol marks the place where torturous executions were once carried out.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

Eighty million natural history specimens call this gargantuan museum home.

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.