An unexpected Easter egg lurks in the background of a cherub wall relief at the Breakers mansion.

The oldest still-operating tavern in the United States was once owned by a pirate.

A tiny church on a man-made island in the Adriatic.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

Picturesque basketball courts sheltered by historical defensive walls and with an enviable sea view.

As can be expected from a centuries old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

A museum of Czech puppetry and wine in an allegedly haunted 14th-century stone house.

A significant example of Czech cubist architecture—a style you won't find anywhere else in the world.

An enormous and lavish Gothic church in Czechia.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

Be(w)ar(e) the moat around this historic Czech castle.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

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

This automated sculpture of two men peeing will spell out text messages with their micturition.

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

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

What looks like a suicide in progress is actually a statue of Sigmund Freud.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A church of bones, decorated with 40,000 human skeletons.

Macabre astrological automaton clock dating to the late 1400s.

Two stunning 17th-century libraries and a cabinet of curiosities.

A Jenga-style cylindrical tower of books that appears to go on forever.

This strange statue depicts a young boy's body with an adult Mozart's head and a single wing.

A peculiar samurai statue overlooks the center of Brno.