Proper noun
A Kazakh autonomous county in Hami prefecture, Xinjiang, China.
A lake in Barkol, Xinjiang, China.
Source: en.wiktionary.orgThe last mention of the northern Xiongnu was their defeat by the Chinese in 151 at the lake of Barkol, Barkol after which they fled to the western steppe at Kangju (centered on the city of Turkistan in Kazakhstan ). Source: Internet