This Russian museum stresses the importance of keeping clean and even holds one of Pavlov's dogs.

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

This frozen-in-time summer home outside Moscow provides a look at Russian life in the 1950s.

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.

Specimens collected by the author of "Lolita" and self-taught lepidopterist are exhibited in his childhood home.

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

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

An ever-growing literary collection housed in the apartment where the Russian author penned his final novel.

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

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

The tallest hotel in Europe.

Dozens of padlock-trees along the Moscow River.

The coldest city in the world.

The deepest hole drilled in the name of science, where evidence of Precambrian life was found.

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

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.

Its front wall is striped with a menagerie of fantastic beasts and magnificent monsters.

Moscow's imposing monument to the Space Age.

Some of the world's only freshwater seals live in one very special lake in Russia.

Former headquarters of the KGB.

A remote forest of stone pillars along the Lena river.

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

Site of the largest impact event to occur over land in Earth's recorded history.