A symbol of the Workers' Party of North Korea.

Captured in 1968, the Cold War spy ship is the only U.S. Navy vessel being held by a foreign government.

A giant bronze monument to Kim Il-sung and Kim Jong-il is one of the most sacred sites in North Korea.

A bizarre collection of gifts to North Korean dictator Kim Jong Il from the despots of the world.

North Korea's massive "hotel of doom."

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

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

The largest caravanserai in Cyprus also includes amazing examples of Ottoman architecture.

This no man's land slicing through the island is strewn with abandoned relics of another time.

For nearly 2,000 years this church has been waging war on local snakes by importing cats.

Once part of an ancient international harbor, it's now an all-you-can-eat shrimp buffet for flamingos and other water birds.

Rusted structures stand like ghosts of Cyprus' 6,000-year-old copper industry.

This underground transport hub doubles as an art gallery.

The deepest metro station in the world.

This derelict superstructure was a very important warning system for the Soviet military.

One of the largest museums in Ukraine remembers the story of the German-Soviet War in iconic, brutalist style.

When you've got to go, you've got to go.

340-foot statue built to honour the Heroes of the Soviet Union.

This attraction was abandoned after the Chernobyl disaster.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

This celebration of Latvia’s freedom and independence avoided demolition over half a century of Soviet occupation.

A black cat protests the City Guild in Riga's Old Town.

Flamboyant architecture from the turn of 20th century.

3,000 market stands in five former Zeppelin hangars.