This abandoned railroad got a new life as a scenic promenade cutting through the city of Otaru.

A plaque marks the site directly below the mid-air detonation of the atomic bomb over Hiroshima.

Peace Park and the Atomic Bomb Dome.

Underneath this Byzantinian church lies a necropolis filled with ancient tombs and the ruins of previous churches.

A striking symbol of the Bulgarian capital.

"Holy Wisdom" overlooks the city that became its namesake.

Sofia's legislative center is continuously reinventing itself.

A random tree outside a Budapest hotel has become a DIY shrine to the late singer.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

Also known as Uncle Karl, the beloved bronze copper keeps a watchful eye on St. Stephen’s Basilica while people rub his lucky belly.

A triumphant marble and bronze fountain depicting a 15th-century Hungarian king and his hunting party.

The mummified right fist of a 1,000-year-old saint-king sits inside an ornate golden reliquary.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

Once the home of a hermetic monk, this cave now houses a small church.

In an area known in Bratislava’s postal history, this sculpture sits equipped with a functional postbox.

Launched by Napoleon's soldiers more than 200 years ago, a cannonball remains embedded in the tower wall.

Also known as the Blue Church, the building was consecrated to the daughter of Andrew II.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

A neo-Gothic church built to thank God for saving the Emperor of Austria from an assassination.

Macabre museum devoted to historical Viennese murders.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

This Austrian museum celebrates the work of famous forgers and their inimitable imitations.

The beautiful baroque library of the Hapsburg empire.