Russian polar expedition of 1900–1902
The Russian polar expedition of 1900–1902 was commissioned by the Saint Petersburg Academy of Sciences to study the Arctic Ocean north of the New Siberian Islands and search for the legendary Sannikov Land. It was led by the Baltic German geologist and Arctic explorer Baron Eduard von Toll on the ship Zarya.
Source: Wikipedia — Russian polar expedition of 1900–1902 (CC BY-SA 4.0)