River Spey River Tay River Clyde River Forth
River Severn River Trent River Thames River Ouse
River Usk River Dee River Taff River Towy
Forth Tay Spey Clyde
River Po Dordogne River Vardar River River Dnieper
River Sanna River Wilga River Oder River Vistula
River Rhine Loire River Dordogne River River Rhone
