The Ob-Irtysh rivers are in Asia.
It is on the continent of Asia
It is in Asia.
Asia.
Asia.
Asia
Check on an Atlas!
The Ob'-Irtysh river system is in western Siberia Russia on the continent of Asia, starting on the northern slopes of the Altay Mountains, near the border with Mongolia. It drains into the Gulf of Ob' of the Arctic Ocean.
Asia.
Check on an Atlas!
Europe
Asia.