Tartary () or Great Tartary (Latin: Tartaria Magna) was a historical region in Asia located between the Caspian Sea-Ural Mountains and the Pacific Ocean. Tartary was a blanket term used by Europeans for the areas of Central Asia, North Asia, and East Asia unknown to European geography. It encompassed the vast region of the Pontic-Caspian steppe, the Volga-Urals, the Caucasus, Siberia, Inner Asia, Mongolia and Manchuria.