Possible Clues:

• A river and a lake east of old city
• Asian border peak
• Western Russia's ___ range
• The Sakmara flows from it
• River in Russia and Kazakhstan
• The Sakmara River feeds it
• 1,575-mile river known to some locals as the Zhayyq
• Flower essential for horticulturalist
• Historical Russian region
• Caspian Sea range