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

A museum dedicated to a secret military hospital hidden beneath a castle in Budapest.

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

Brass plaques embedded in pavement preserve the memories of those who lost their lives at the hands of Nazis during World War II.

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

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

A relic of the Cold War tucked away in the forested hills above Bratislava.

A massive sculpture of an obscure Celtic coin that has become a symbol in Slovakia.

A once-fairy tale mansion now stands in a state of disrepair.

A much-loved sculpture depicting the hero of a 1956 anti-Soviet uprising.

World's tallest cigar-shaped radio tower.

One of the biggest Buddhist stupas in Europe, hidden from most locals.

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

On Gellért Hill, this statue depicts the tragic tale of lovers divided by the Danube.

Hundreds of boat-shaped headstones fill this graveyard as part of a centuries-old custom with mysterious origins.

The remains of an entire Roman city can be explored in this interactive museum.

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

One of the largest barracks of the Austro-Hungarian monarchy's military is now an abandoned ruin.

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

This Hungarian stilt village is built in a lake that never freezes over due to the power plant that that uses it as a cooling pond.

This statue of a falling man commemorates a teenage martyr of the Hungarian Revolution.

Late at night, the bust of the "Dracula" actor was snuck onto the facade of this Budapest castle.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.