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

These ornate arches show how the course of the River Thames has changed.

A living memorial to the trees London lost during the Great Storm of 1987.

The world's oldest family-run magic shop is hidden beneath a bustling London thoroughfare.

A statue of the original Pearly King is hidden in a church's crypt.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

Colorful murals by Jean Cocteau hide within this peaceful London sanctuary.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

The sumptuous ceiling was one of the last things Charles I saw before his execution.

There's a labyrinth of medieval chambers hidden deep below a 15th-century pub.

England’s ancient oak tree has such an impressive girth, people have been hosting parties within the hollow trunk for centuries.

A charming Spanish village sits atop this natural limestone overpass.

One home in the historic strip hides secret compartments and the ghostly songs of long-gone canaries.

The remains of the first public diamond mine in Arkansas.

Mine your own precious stones.

The coffin-shaped church was once home to monks who slept in coffins.

The grave of Mary Nasson is shrouded by witchy legends.

Home of an evil witch famous within southern folklore.

The legend says that this English rock formation was once a hunter who was turned to stone by annoyed witches.

The last woman executed for witchcraft in Europe is remembered in this Swiss museum.

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

Staves, storm-calling, and of course, necropants.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

The strange behavior of a tween led to allegations of witchcraft and a curse being placed on anybody within earshot.