Moscow's imposing monument to the Space Age.

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

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

Once frequented by heavyweights of the Russian arts scene, this café is stuck in the 1800s.

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

Secret Soviet city once home to Russian cosmonauts and space training facilities.

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

Former headquarters of the KGB.

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

An 18th century wonder of the world, lost in WWII, re-created at the Catherine Palace.

Palace where the nearly un-killable Rasputin was murdered.

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

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

Moscow's other, lesser known kremlin is a fairytale-like cultural complex modeled after Old Russia.

Once a luxurious flagship of the Soviet Union, this Brutalist structure remains a landmark of Tashkent’s communist past.

Controversially restored in the 1970s, this giant 15th-century mosque is shrouded in legend.

Where Stoddart and Connolly suffered in the infamous Bug Pit.

Prowl through this sprawling bazaar under a massive Soviet-era dome for delicious eats.

An underground world of gorgeous, palatial metro stations designed as a nuclear shelter complex.

Giant cauldrons overflow with Uzbekistan's favorite rice dish at this cavernous dining hall.

An 18-meter-long sarcophagus of a constantly growing dead prophet.

Ancient barriers wrap around what was once an important stop along the Silk Road.

This "tower of death" has acted as an observatory, a religious hub, and an executioner's lair.

Light still pours into the ruins of this ancient Islamic observatory.