1) Asian river 2) City of Russia 3) City in Russia 4) City of Asia 5) City in Asia 6) One-name R&B star 7) Plastic cards 8) River in Asia 9) River in Russia 10) River of Asia 11) River of Russia 12) Russian waterway 13) Russian river 14) Waterway in Asia 15) Waterway of Russia 16) Waterway in Russia Found on https://www.crosswordclues.com/clue/kem