Nightmarish example of the unintended consequences of weapons testing.

Museum celebrating the achievements of the Soviet space program.

Dr. Strangelove-esque tours reveal the inside a bunker once reserved for Stalin himself.

This building holds the embalmed remains of the leader of the Bolshevik Revolution.

It's hard to believe the dizzying patterns covering this abandoned mine are completely natural.

The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.

Immortal combat in a Moscow museum.

This ancient village and its adjoining cemetery have a beautiful history of death and remembrance.

These dilapidated planes are now a canvas for graffiti artists.

One of Serbia's oldest luxury hotels and a nostalgic echo to Yugoslavia in the state's former capital.

Two buildings named after their windows that make it look like a sea of television sets plastered to a wall.

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

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

A museum dedicated to the former country.

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

Serbia's master of striking memorials erected a forgotten, hidden gem in the hills outside a tiny village.

A grand Yugoslav memorial to the group of partisans who fought and died resisting western Serbia’s Nazi occupation.

This fresco-covered medieval monastery hangs from the side of a steep cliff.

Ride in 1960s style on the private luxury train Marshal Josip Tito used to travel around Yugoslavia.

This spaceship-like Serbian monument reaches for the stars in celebration of the fallen fighters of fascism.

Structure built from the skulls of vanquished foes.

This 14th century castle withstood years of battle but is now sliding off the hills into the Danube.

A World War II evacuation tunnel turned into a history display of Croatian state and people.

A small museum built by a family that survived the Siege of Sarajevo.