A Turkish ghost town abandoned in a population exchange with Greece.

An abused and forgotten metropolis, abandoned for centuries.

A Lycian city of the dead carved into the hillside of Southern Turkey, complete with startlingly human touches.

This hunter-gatherer architecture is believed to be the oldest religious complex known.

A marvel of Byzantine engineering under the streets of Istanbul.

These tombs were built into the side of a mountain so that ancient angels could reach the dead.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

Roman ruins top white travertine terraces formed by ancient hot springs.

This faded sign to nowhere is a beloved icon in New Zealand.

Watch the seas clash at the place where according to Maori tradition, the spirits depart for their journey to the afterlife.

This spectacular mosque houses the second-largest chandelier in the world.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

The fire inside this temple has burned for more than 1,500 years.

Hundreds of caves filled with thousands of centuries-old statues and murals.

This ancient monastery complex was transformed from an island to a peninsula when the lake was partially drained.

Be careful not to get trampled at this lively two thousand-year-old market.

The western-most fortress on the Great Wall of China has gone from a strategic stronghold to a kitschy tourist carnival.

The ancient remains of this natural fortress can still be found along the Silk Road looking surprisingly preserved.

A lush desert oasis in the shape of a narrow crescent.

These layered sandstone mountains in China look like they are made of pressed crayons.

The most famous location in China was home to whole dynasties worth of imperial rulers.

This architecturally eclectic fortress witnessed centuries of bloody turmoil, including the massacre of its ruling clan.

A spectacular rainbow of stained glass makes the "Pink Mosque" one of the most beautiful in Iran.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.