If you want to get married in the White Marble City of Ashgabat, you should do it in this surreal disco ball building.

The controversial final resting place of the equally controversial first president of Turkmenistan.

This famed Silk Road oasis was one of the largest cities in the world before it was destroyed by a Mongol horde.

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.

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

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

Once a bustling fishing port, this semi-ghost town is now more than 90 miles away from the shore.

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.

Former headquarters of the KGB.

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

Moscow's imposing monument to the Space Age.

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

The design of this beautifully crafted building was inspired by Norwegian glaciers.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

This handsomely carved wooden church is more than 800 years old.

Housing the famous Norwegian ice-defying 19th century polar exploration ship.

This half-forgotten fortress was constructed by the Ottoman conqueror of Constantinople.

Climb a steep hill in 90 seconds on the second-oldest urban subway in the world.

The only Roman honorific column in Istanbul.

Ancient serpentine sacrifice holder that has stood the test of time.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

A fountain standing as a testament to a doomed alliance.