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

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

This easily overlooked memorial immortalizes the scars from the 1956 Hungarian Revolution.

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

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

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

A 19th-century pharmacy converted into a bookstore.

The silly symbol for an underground protest group is now scattered around the city.

Baroque celebration of the end of the Great Plague of Vienna.

A peculiar clock commemorates a historic victory won by ringing the noonday bell an hour early.

A former top secret nuclear fallout shelter now operates like a hotel stuck in the Cold War.

A massive 1830s industrial site once known as Czechia's "Iron Heart" has been transformed into a playground of science, technology, and art.

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

A monument to the bloody fight against fascism in Slovakia during World War II.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

A fearsome dragon clings to a corner of Munich's city hall.

A futuristic rocket marks the spot where three borders meet.

This Late Gothic building that once housed Erasmus is now known as the filming location of "Suspiria."

A stonemason's hilarious revenge came in the form of this peculiarly positioned gargoyle.

These paved rills bring freshwater into Altstadt and could spell wedding bells for whoever stumbles into the waters.

Located in a heritage building, this Mickey D's is missing its Golden Arches.

Explore this medieval cathedral by trying to spot all the malevolent monsters hiding in its beautifully colored windows.

A pink sandstone column once used in ancient times to measure one's belly after a night of debauchery.

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