The Nazis lost more men trying to take this Russian-held Stalingrad apartment block than they did when taking Paris.

An art museum inside an active factory.

Two islands just 4 km apart separated by an International Border and Date Line.

Site of the world's largest nuclear explosion.

This iconic Russian space museum sits on a landmark space production facility and houses the Vostok 1, the first manned spacecraft, that was also built here.

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

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

Monastery, army base, and infamous Soviet Gulag in the far Russian north.

A small and surprising passageway in Saint Petersburg devoted to the Beatles.

Monastery complex at the location where bodies of the executed Romanov royal family were discovered.

This massive monument honors the first human in space.

This Russian locomotive museum was once devoted just to Lenin's funeral before expanding to encompass Moscow's entire train history.

A monument to Malchik, a stray dog who lived in a Moscow metro station until his tragic death.

This remote lake in Siberia supposedly contains a fearsome sea monster.

A uniquely authentic display of traditional Russian culture.

A man-made island fort that has housed soldiers, scientists, and ravers.

This 15th-century cave complex is one of the very few monasteries to stay open throughout World War II and the Soviet regime.

Gargantuan home of Russian science.

Stalin's march toward a more modern USSR flooded a monastery, leaving a unique and extravagant nautical marker, "The Flooded Belfry."

The "Mystery and Company of Merchant Adventurers" is an Elizabethan-era hangout in Moscow.

An unusual collection of self-made musical instruments and unique noises.

An abandoned town of skeletal wooden homes.

A 360 degree battlefield experience.

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