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

Stalinist skyscraper built with help of cryotechnology.

Home of the future Emperors of Russia.

Some Moscow residents once claimed the bizarre, contorted mass of metal on top of the building was used to manipulate minds.

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

The tallest hotel in Europe.

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.

It took over half a century but a Russian monument to a famous and tragic space pup finally stands in Moscow.

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.

This memorial complex contains several mass graves for victims of the Siege of Leningrad.

Inside the world's largest seed bank, WWII botanists elected to starve to death rather than compromise their collection.

A 250-year-old timepiece-automaton adorned with golden mechanical birds, which still sing to this day.

The oldest museum in Russia is home to a fascinating collection of nearly two million anthropological artifacts and anatomical curiosities.

Palace where the nearly un-killable Rasputin was murdered.

Next to the Leaning Tower of Pisa is a cemetery home to ancient sarcophagi and disturbing murals.

The only visible reminders of an elaborate engineering project that kept the tower from reaching the tipping point.

The first botanical garden, a feather in the cap of the Grand Duke of Tuscany.

Many famous English poets including Elizabeth Barrett Browning are laid to rest at this Swiss-owned cemetery in Florence.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.