Related Clues:

• 1500-mile river to the Caspian Sea
• Continent-separating mountain range
• Dividing range
• River serving Orsk
• River through the Steppe of Asia
• River in Russia and Kazakhstan
• Part of a continental border
• The Sakmara flows from it
• Home for Zhivago
• Range that extends to the Arctic Ocean
• Western Russia's ___ range
• Europe-Asia dividers
• Asian border peak
• Range extending south from the Kara Sea
• Eurasia dividers