Back in the tiny USSR.

Stalinist skyscraper built with help of cryotechnology.

Stalin's secret bunker.

Former prison camp dedicated to the victims of political repression.

A scale model of Russia so big visitors are offered binoculars to rent so they can see the whole thing.

The tallest hotel in Europe.

Museum design and public transportation meet in this unique Russian train car.

Former headquarters of the KGB.

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

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

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

This nostalgic Russian museum is full of USSR cultural artifacts from the 1970s and 80s.

This newly renovated Soviet-era outdoor exhibition center is bigger than the principality of Monaco.

This small museum is basically a time capsule of daily life in the Soviet Union.

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

Moscow's other, lesser known kremlin is a fairytale-like cultural complex modeled after Old Russia.

The ruins of Theodore Roosevelt's beloved ranch stand in a forgotten corner of a national park named after him.

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