There's more than one place called '''Altai''' or '''Altay''':
Aletai (also known as Altay) - a city in the autonomous Xinjiang region
Altai (Kazakhstan) - the easternmost region of Kazakhstan
Altai (Mongolia) (also known as Altay) - capital city of Gov?-Altai province
Altai Tavan Bogd National Park - in Bayan-Ulgii province
Gov?-Altai - a province in the Gobi region
Altai Republic - a republic in Western Siberia
Altai Krai - a region in Western Siberia