Once an opulent Art Nouveau hotspot, the Constanța Casino is one of Romania's most beautiful abandoned buildings.

A giant portrait of an ancient king looms over the river.

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

This solitary monastery may hold the remains of Vlad the Impaler (but probably not).

The legendary cliffside castle of three-time Voivode of Wallachia, Vlad the Impaler.

A countryside Romanian cemetery filled with colorful crosses bearing lyrical, ironic, or satirical rhymes.

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

This massive underground salt mine now holds a sci-fi theme park in its depths.

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

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

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

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

This off-beat, quirky communism-themed bar isn't afraid to poke fun at its history.

The concrete shell of an industry giant remains as a playground for graffiti artists, auto scrappers, and paintball warriors.

This taxidermic smorgasbord was co-created by an artist poached from the Museum of Natural History.

A Borgesian work of art that may blur the line between fiction and reality a little too convincingly.

Secret hideaway for an alternative beach experience.

A butcher shop in Minneapolis has all the meats and cheeses you’d expect from any of its kind—except that all the products are vegan.

A whimsical sensor instrument for Minneapolitans to play on their walks to work.

Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

Turns out you can see the world without ever leaving Maine.

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

One man's personal collection of KGB memorabilia is presented along with his strange viewpoint.

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