This South London cemetery holds the remains of more than 15,000 people.

The fountain marks the area where hundreds of accused witches were burned at the stake.

A tongue-in-cheek arcade where the games are based on everyday life.

Banksy gives themself artistic license with this piece of London street art.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

Eighty million natural history specimens call this gargantuan museum home.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

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

Thousands of tiny squares in different colors make up this piece of street art.

A legendary boxing venue and ring featured in Rocky V.

Intricate storybook scenes are tucked inside these shadow boxes, which are tucked inside a library in the Pocono Mountains.

A small museum along the Susquehanna River is home to a rich collection of Native American artifacts.

Once used to screen films for theater owners to rent, this historic building is now a start up hub.

A miniature golf course crafted inside the world's largest simulated cave.

A retired firefighter created this contraption so he and his family wouldn't die if accidentally buried alive.

This icon of the Atomic Age now lays dormant.

This collection honors the iconic, and proudly American lighter that just won't quit.

A soon-to-be-forgotten roadside spectacle loaded with local lore.

The Master of Magnetism dominates the walls of a scrap metal yard to keep graffiti artists at bay.

What looks like a simple quaint estate in rural Pennsylvania was in the 18th century home to a small monastic community.

The only geyser in the state of Pennsylvania is caused by pressure from an abandoned coal mine outside of the ghost town Centralia.

An almost life-sized elephant named Ms. Ellie greets visitors at this jumbo-themed museum.

A quirky collection of outsider art made from automobile parts.