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

The largest Lenin statue in Central Asia was moved to an empty field rather than being destroyed.

The Avenue of Mausolea is a series of grand palatial tombs.

This dark, damp, perilous tunnel is the only passage from north to south Tajikistan.

Home to what was once considered the largest gate in central Asia.

This medieval citadel once guarded the western entrance of the Pamir Highway.

This ancient Silk Road outpost overlooking the Wakhan Valley is miraculously still standing.

A strip of neutral ground where the people of Tajikistan and Afghanistan come together to trade.

This remote, abandoned Soviet observatory promises spectacular views for those who can reach it.

A 19th century artistocrat's mansion, turned into a library, hidden in a modern library.

A random tree outside a Budapest hotel has become a DIY shrine to the late singer.

This building has survived for more than a century and remains virtually untouched.

Sitting beneath an unremarkable residential building is a museum devoted to classic Pinball.

A Hungarian optometrist's charming collection of Asian art and curiosities.

Budapest's Communist-era statues, banished to the suburbs.

A beautiful 19th-century mansion slowly crumbled and became a 'ghost house' after World War II.

A forgotten remnant of the Soviet Union, Transnistria is an unrecognized country hidden behind a heavily militarized border between Moldova and Ukraine.

Built in the Soviet era, this cableway system still runs gondolas from Odessa down to Otrada Beach.

A century-old church is now a space museum with a treasure trove of Soviet space items.

The last planned Soviet city was built for the former residents of Pripyat after the Chernobyl disaster.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

This unassuming museum's slogan translates to “there is a limit of sadness, anxiety has no limits."

Kyiv's answer to Muscle Beach is a Soviet-era gym made from scrap metal.

This oddly shaped building is a surprising Soviet-era crematorium.