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

According to myth, there's a bloody explanation for the beautiful bright red color of this rock formation set amidst alpine vegetation.

Built entirely of interlocking pieces, construction of this Chinese Muslim house of worship required zero nails.

This mysterious complex of abandoned yurts and fading murals was meant to be a center of science and spirituality in Kyrgyzstan.

Lonely minaret stump of a destroyed city.

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

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

Dedicated to a Bolshevik revolutionary, this museum is a true time capsule of the Soviet era.

One of the most ethnically diverse spots on the planet.

Witness traditional silk production in the Uzbek city that's been a hub of sericulture for over a thousand years.

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

A mysterious concrete hand reaches out from between the stones of Uniwersytecki bridge.

Nicknamed “The Mushroom,” this unique water tower has been featured in several iconic movie scenes.

The medieval fortress of Prince Lazar of Serbia is now an archaeological park.

A large open-air Socialist Realist mosaic, considered the largest in Serbia.

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

Prowl through this sprawling bazaar under a massive Soviet-era dome for delicious eats.

A small sculpture that pays homage to the famous bronze ear of Ca de l'Oreggia—or does it?

Third time's a charm, or in this case, two testicles are.

Memorial to the 89 children killed during the NATO bombing of Serbia.

Beneath an ancient wishing tree lies an underground chapel with 12th-century frescoes and catacombs dedicated to a lady saint.

These whimsical rabbit figures are not as innocent as they might look.

While most shipwrecks are submerged, this ship in Cyprus ran ashore.

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