Extravagant mosque honors modern Islam.

An ancient Phoenician citadel once stood at the site where Queen Dido first landed, according to legend.

These ancient giraffes are the largest known animal petroglyphs in the world.

An unfinished tomb carved into a giant boulder in the Arabian Desert.

Beautiful palace stands tall over the Fergana Valley.

The ruins of an ancient Zoroastrian Tower of Silence believed to be the earliest example of the traditional funerary practice.

One of the most ethnically diverse spots on the planet.

Where Stoddart and Connolly suffered in the infamous Bug Pit.

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

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

The largest and best-preserved Roman amphitheater in Africa was designed to seat 35,000 people.

The vertical-axis windmills of ancient Persia have been grinding flour for 1,000 years and counting.

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

An extraordinary mix of Phoenician, Roman, early Christian, and Byzantine ruins beautifully set overlooking the Mediterranean.

Hidden just under the waters around this Turkish island are the ruins of a once great city.

An ancient church on a tiny island covered in stone bible stories has controversially been turned into a museum.

It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.

A mysterious ancient cemetery with Roman sarcophagi and Lycian inscriptions.

A sophisticated astronomical tower built by one of the greatest Persian scholars of the Islamic Golden Age.

Natives of this mud-brick desert village use an ancient irrigation system to grow sweet, seedless grapes.

A studio devoted to keeping hundreds of unique Chinese arts alive.

This ruined fortress was the stronghold for a persecuted medieval leader and his infamous Assassins.

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

18m long sarcophagus of a constantly growing dead prophet.