1513 Turkish world map, full of European state secrets and snarky commentary.

Flames have been burning within this mountain for more than 2,500 years.

Hidden just under the waters around this Turkish island are the ruins of a once great city.

A deadly ancient portal to the underworld.

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

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

This collection of illusory paraphernalia has been culled from the history of London's premier magician's club.

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

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

A kaleidoscopic warehouse-maze of handmade neon signs.

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

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

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

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

Beatlemania is still going strong... at least in Kazakhstan.

In Kazakhstan, a colorful cathedral with many lives once survived the most powerful earthquake in the region.

Mysterious spherical rocks in the semi-desert of western Kazakhstan.

An abandoned Soviet-era mining town in the mountains of South Kazakhstan.

Rusting ships sit in a desert where a sea used to be.

Submerged trees jut ghost-like out of an idyllic turquoise mountain lake.