Site of the world's largest nuclear explosion.

A small part of Russia that does not touch any other part of Russia.

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

Church built on the site where the last tsar of Russia and his family were killed.

Unusual, mushroom-like rock formations caused by weathering and water erosion, set to disappear, according to geologists.

This cuddly rodent has a place of honor at a Russian institute for genetic research.

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

Replica of mosque destroyed by Russia in the 16th century.

The tallest hotel in Europe.

Five mile wide circular ring of rock in the Russian Far East is a curious geological oddity.

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

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.

No one knows why ancient labyrinths were built on this tiny northern island.

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.

Stalin's prisoner-built rail line sits in ruin, never having a single car ride its tracks.

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

Former prison camp dedicated to the victims of political repression.

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

Gigantic natural towers in a Russian plateau.

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

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

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

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

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