Morocco’s modern capital was once a haven for Barbary pirates, who went so far as to establish a republic of their own.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

A fortified city, home to a remaining population of five families

One of the most spectacular canyons in the world.

This vast masterpiece of Moroccan architecture spreads across 20 acres.

Deliberately hidden for centuries, the magnificent Saadian Tombs were eventually uncovered in 1917.

One of the two original gateways into the Kasbah, this gateway is a nesting site for storks.

Vast stretch of tide-pools with a unique Moroccan charm.

Glowing orb in Minsk houses 8,600,000 items.

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

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

Home to what was once considered the largest gate in central Asia.

Sumptous memorial to a controversial independence.

A dictator's gold statue once rotated to face the sun on a 75-meter high marble tower.

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

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

This ancient Chinese observatory still contains early astronomy technology.

This smaller cousin of the Forbidden City has gone from ancestral sacrifice to tourist's whispers.

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

Ming Dynasty necropolis raided during the Cultural Revolution.

A unique structure located on the grounds of one of five grand palaces that were built by the Joseon dynasty.

Numerical symbolism abound at East Asia's oldest observatory.

This tomb's name derives from a famous painting of a white horse found inside.

A number of craters left by fatal mortar strikes have been filled with red resin to remember those lost during the Siege of Sarajevo.