The largest wine cellar in the world is a 150-mile network of underground caves near the capital of Moldova.

Hidden in the garden of physicist Erwin Schrödinger's house is a life-size figure of a cat from his famous thought experiment.

Constructed along the shores of Lake Zurich, this pavilion is a walk-through work of art.

See the rare bloom of the "Queen of the Night" cactus at one of the world's largest succulent collections.

One of a series of no-purpose kinetic artworks by Swiss sculptor Jean Tinguely.

This abandoned Slovenian military barracks has become a punky-political art squat.

Inat Kuća, or "House of Spite," is more than just an oddly named restaurant.

This unique museum focuses on the Siege of Sarajevo through children's eyes.

This enormous abstract sculpture is part jungle gym, part elaborate noise-making machine.

Nikola Tesla's ashes are held in a golden sphere, surrounded by his works.

This statue of the famed author, actor, and journalist is made entirely of screw-nuts.

A Serbian church lit by chandeliers made of weapons.

Belgrade’s oldest restaurant has a rather unusual name.

This small bronze pyramid marks the center of Belgrade, but some say it is a Masonic symbol.

This ice cream parlor serves scoops of flavors like rakia, medlar, and poppy seed.

These stairs feature the names of Zemun's most famous faces.

A small memorial to a deadly night in Serbia that shook the world before it was swept under the rug.

A pair of connected skyscrapers form this symbolic gateway.

This art installation pays homage to the famed stones of European lore.

A museum dedicated to the classic Italian scooter in the heart of Serbia.

This feat of Brutalist architecture is also known as the Three Sisters.

This statue of a goat in boots is meant to represent the European Union.

A peculiar museum that includes many drunken tales, a drunk driving simulator, and much more.

Some of the greatest minds in the history of Hungarian art and science converged in this café.