Stalinist skyscraper built with help of cryotechnology.

Gargantuan home of Russian science.

This massive monument honors the first human in space.

One of the world's tallest statues is also one of its most hated.

One of the last examples of Soviet architectural propaganda has a few technological tricks up its sleeve.

World's largest bell sits on the grounds of the Kremlin in Moscow.

Moscow's imposing monument to the Space Age.

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

Former headquarters of the KGB.

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

Museum celebrating the achievements of the Soviet space program.

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

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

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

A silent forest in Latvia bears witness to a massacre.

A subtle memorial marks where a human chain protested Soviet control in 1989.

A haunting memorial to those who lost their lives to the Nazi regime lies hidden in the woods.

A statue built to honor the elite soldiers who fought for Latvia during World War I.

A Latvian rescuer who saved countless lives during World War II.

With a design inspired by traditional Latvian textiles, this monument honors the Latvian people who suffered under Soviet occupation.

This ducal residence was once home to a future Russian empress and a French king in exile.

This celebration of Latvia’s freedom and independence avoided demolition over half a century of Soviet occupation.

This statue is dedicated to the animal cosmonauts that perished during space flight experiments.

This charming Latvian lane doubled as Baker Street on the Soviet Union’s version of Sherlock Holmes.