Qshla Koya is an Ottoman fortress located on a hillock in the central quarter of Koya.

The history of Mar Behnam Monastery is that of violence, intolerance, resiliency, and spirituality.

An ancient fortified mound raised over the millennia from settlements built one on top of the other.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

Fortified homes of highland warriors that are still in use today.

A small but hugely whimsical theater where marionettes play out the "The Battle of Stalingrad."

The charmingly disheveled clock tower of Tbilisi's puppet theater.

Ancient rock-hewn town that witnessed key events of Georgian history.

A museum glorifying the life of Stalin, located in the city of his birth.

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.

The Avenue of Mausolea is a series of grand palatial tombs.

A 17th-century mosque that was used for war more than worship.

These stairs were built to accommodate royals mounted on elephants.

On the Pakistan-India border the militaries perform an elaborate theater of aggression each and every night.

A tower built by an emperor for an antelope.

This lost city belongs to one of the earliest civilizations in the world.

The Great Wall of Sindh, Pakistan's mighty fort.

One of the largest necropolises in the world is home to a stunning array of historic Middle Eastern tombs.

Reputedly haunted sandstone necropolis with exquisite stone carvings.

This commanding mausoleum holds the remains of Muhammad Ali Jinnah, the founder of Pakistan.

Massive fortress bastions in the desert of Cholistan.

These Nubian pyramids are strange and unique, even by pyramid standards.