Nikolay Przhevalsky
Nikolay Mikhaylovich Przhevalsky was a Russian geographer and a renowned explorer of Central and East Asia. Although he never reached his ultimate goal, the holy city of Lhasa in Tibet, he traveled through regions then unknown to the West, such as northern Tibet , Amdo and Dzungaria . He contributed significantly to European knowledge of Central Asia and was the first known European to describe the only extant species of wild horse, which is named after him Przewalskis horse.
Przhevalsky was born in Smolensk into a noble polonized Belarusian family , and studied there and at the military academy in St.160Petersburg. In 1864, he became a geography teacher at the military school in Warsaw.
Source: Wikipedia