This retro, UFO-like structure is a remnant of the Soviet-era circus.

A boulder carved into the shape of the cosmonaut's head.

Time capsule of a museum, in which the Soviet Union remains alive and kicking.

On the shores of Kyrgyzstan's Issyk-Kul Lake, a family cooks a feast that tells the sad tale of a people's exile.

An outstanding piece of retro Sci-Fi architecture built into a sacred mountain.

The interior of this Serbian royal family's mausoleum is covered with exquisite mosaics.

This small Slovenian town has become a magnet for microbreweries.

The walls of this medieval church are covered with perfectly preserved frescos, including a pristine example of the Dance of Death.

This massive subterranean fissure is known as the "underground Grand Canyon."

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

The medieval ferry service has been going strong since the 14th century.

Maze-like streets filled with vibrant murals draw visitors to this Istrian town.

This unique structure allowed boats to bypass underwater mine barriers in the channel to enter the harbor.

This only museum in the world dedicated solely to mushrooms.

This beautiful Croatian fortress is haunted by legends of forbidden love.

An eclectic art form practiced by untrained masters is celebrated at this museum in the heart of Zagreb's old Upper Town.

Yugoslavia's biggest underground airport lies in ruins.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

A series of metal trumpets in the heart of Ruma represents the seven Vojvodina People's Liberation Brigades.

Arguably Belgrade's only example of pure Art Deco architecture.

The figure atop this globe is from a Serbian play about a merchant's travels around the world.

This statue became the mascot of Vrnjačka Banja after Games Without Borders made a stop in this town.

This fresco inside a Serbian cave church has been a source of disagreement.

Housed in a 1912 architectural masterpiece, this outlet of the Golden Arches is a real beauty.