Places strangersigh Wants to Go

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.

This 1920s Dutch barge is now a floating bookstore.

One part local history, 99 parts gruesome haunted house.

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

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

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

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

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

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

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

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

A kaleidoscopic warehouse-maze of handmade neon signs.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

According to legend, this ancient column contains healing properties.

The ruins of this ancient fortification wall sit in the middle of a quiet, residential intersection.

Preserved portions of Athens's ancient defenses are on display in a subterranean parking garage.

After a catastrophic forest fire, a Greek artist transformed scorched tree trunks outside an old sanatorium into this haunting sculpture garden.

A Byzantine church containing the holy remnants of three saints sits atop the site of an ancient temple.

These caves secretly held national treasures during World War II.

Scars of this building's past life as a violent prison still cover its walls.

One of the greatest collections of coins in the world is housed in the former mansion of an archeological pioneer.

A sprawling collection of books and manuscripts about ancient Greece that would have put their famed libraries to shame.