Hatra

Hatra was an ancient city in the Nineveh Governorate of present-day Iraq. The city lies 290 km (180 mi) northwest of Baghdad and 110 km (68 mi) southwest of Mosul.

Hatra was a strongly fortified caravan city and capital of the small Kingdom of Araba, located between the Roman and Parthian/Persian empires. Hatra flourished in the 2nd century, and was destroyed and deserted in the 3rd century. Its impressive ruins were discovered in the 19th century.