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

This Soviet-era "closed town" was a top secret uranium producer often left off of maps.

This stunning limestone waterfall is the highest in Estonia.

This old Estonian mine has been kept like a sprawling time capsule of the local shale industry.

A decommissioned submarine base makes a great space for graffiti art.

This medieval Estonian tower provides access to a series of tunnels that have been home to soldiers, punks, and fine art.

An underground nightclub helped spark a "Singing Revolution."

The ruins of an Estonian prison are drowning in the quarry lake where the convicts were once forced to work.

This unique eatery offers a taste of Estonia's "Onion Route."

The gutted remains of this Estonian mansion are a monument to a tragic love.

This abandoned fighter jet launch center is now a haunting street racing course.

Man-made mineral caves house massive bat colony.

This striking structure is the Socialist-modernist centerpiece of a former Soviet spa resort.

This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

This little gem in the Gulf of Riga has a very rich heritage and distinct culture.

A curious art park at the geographic center of Europe is home to 3,000 television sets and other wonders.

Built to transport German U-boats through the never-completed Masurian Canal, the locks near this Polish village are now home to a rope course.

The two abandoned overpasses are among the largest bridges in Poland.

A unique museum dedicated to the famed Soviet director and other cinema greats.

The remains of diamond fever taken over by the desert.

If you want to get married in the White Marble City of Ashgabat, you should do it in this surreal disco ball building.

An Italian hillside ghost town.

Two planes stand abandoned after the closure of an aircraft-themed restaurant.

The tallest lighthouse in the Nordic countries was also the site of a bloody World War II battle.