The memorial stands at the intersection of the rivers Morava and Danube.

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

A series of bronze circus performers spread throughout a Slovakian shopping center.

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

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

Often mistaken as a medieval Gothic monument, this unique cornerstone only dates back to the 1980s.

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

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

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

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

The remains of a 13th-century Romanesque church lie abandoned on a hillside.

A diminutive statue that was inspired by the sculptor's own daughter.

The only natural cave bath in all of Europe.

From cartoon characters to tiny tanks, a guerilla sculptor's little bronze statues are hidden throughout the city of Budapest.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

This ancient causeway can flood daily, leaving Mersea Island as a true island for hours at a time, and cutting its 7,000 residents off from the mainland.

The largest Victorian water tower in Britain.

A Reformation-era fiery figurehead once denoted this location as a print shop.

The remains of an ancient bathhouse sit inside this aptly-named pub.

The National Railway Museum in York is the largest railway museum in the world, attracting almost 1 million visitors per year.

The preserved left hand of a saint once known as "the Pearl of York."

This sculpture marks the spot where one of the greatest Roman rulers was proclaimed emperor.