Which rivers drain into the arctic sea and which Caspian sea?

- Ob River

- Yenisei River

- Lena River

- Mackenzie River

- Yukon River

- Nelson River

- Pechora River

- Northern Dvina River

Rivers that drain into the Caspian Sea:

- Volga River

- Ural River

- Terek River

- Sulak River

- Kura River

- Aras River

- Emba River

- Atrek River

- Sefid-Rud River

- Qezel Owzan River