Hidden in a metro shop under a shopping mall, this small museum tells the story of one of the world's largest urban transit systems.

Siberian ghost town built by gulag prisoners.

A Marxist summer camp full of fantastical statues lies tucked away and forgotten in the forests of Moscow.

The tallest hotel in Europe.

Abandoned castle was once a grand example of Russian privilege, built exclusively to win a frivolous bet between noblemen.

Moscow's most popular cemetery includes the graves of numerous cosmonauts.

Back in the tiny USSR.

Former headquarters of the KGB.

Secret Soviet city once home to Russian cosmonauts and space training facilities.

A sculpture park of the tossed aside relics of the USSR, from Stalin to a massive Soviet emblem.

The past, present, and future of Russia's signature alcohol is remembered in the world's only museum dedicated to the starchy spirit.

Nightmarish example of the unintended consequences of weapons testing.

The oldest museum in Russia is home to a fascinating collection of nearly two million anthropological artifacts and anatomical curiosities.

It took over half a century but a Russian monument to a famous and tragic space pup finally stands in Moscow.

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.

Immortal combat in a Moscow museum.

Thirteen sculptures in central Moscow graphically depicting vices of the modern world.

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

Museum celebrating the achievements of the Soviet space program.

An enchanted arts space which assumes infinite identities.

A long-vacant Scottish Rite temple in Hollywood has been converted into an art museum filled with Masonic relics.

A macabre tour of Hollywood’s deadly history.

Where the leftovers of love affairs can live on forever.