Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

It houses the remains of a 17th-century version of the Titanic.

The palatial McDonald's that inspired Wesley Willis.

Ancient snack bar of the Roman Empire re-opened.

Enter the cabin of a life-sized Hindenburg replica.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

One of Catholicism's four major basilicas has a series of papal portraits that are said to predict the end of the world.

This subterranean necropolis holds three floors of antler-dug grave caves.

This historic stone bridge has an entire neighborhood clinging to its sides.

There has been an astronomical clock on this spot since the 14th century.

The European towns of Brașov and Râșnov each have proud signs reminiscent of the Hollywood sign.

This municipal playground was co-created by the father of one of the most playful characters ever.

Steinbeck's old stomping grounds, immortalized in Cannery Row.

The university library shaped like a giant piece of Swiss cheese.

Elaborate tile work in this railway station tells the story of Portugal.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

Lonely minaret stump of a destroyed city.

Time capsule of a museum, in which the Soviet Union remains alive and kicking.

Enormous statue of the Emperor of the Mongols.

A huge communist-era propaganda monument and mural that offers stunning views of the Mongolian capital.

Hamburg's first legal sex work is relegated to a gated street that still does not allow pedestrian women.