This building has survived for more than a century and remains virtually untouched.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

This sculpture honors the man who was known as the "Righteous Among the Nations."

A plaque bearing the names of those who dedicated themselves to protecting Budapest's Jewish population during World War II.

The metal leaves on this tree are engraved with the names of Holocaust victims.

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

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 monumental palace that began as a stock exchange, became the headquarters of Hungarian Television, and spent years largely unused.

A highly-criticized monument in Budapest has become the site of a makeshift Holocaust memorial.

Dedicated to a synagogue that was destroyed after having survived World War II.

A sculpture of the beloved author surrounded by characters from his fairy tales.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

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

A sculpture of a beloved local figure, who tipped his top hat to everyone he passed on the streets of Bratislava.

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

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

No one knows the origin of this creepy little stone man with an oversized phallus.

A rebuilt Roman city that was once the largest Roman settlement in the region.

There was a top secret plan during World War II to seal a group of soldiers inside the rock.

The architect of this fanciful complex called it an "oasis for humanity and nature in a sea of rational houses."

A six-story, asymmetrical tower filled to the brim with scientific experiments.

If you visit the burial place of King Frederick the Great, you'll likely find a couple of potatoes sitting on his tombstone.

The "Prussian Versailles" that is as glorious today as when it was built.

A quaint Russian village in the middle of a German metropolis.