Question: Which river runs through the cities of Basel, Strasbourg, Karlsruhe, Mainz, Koblenz, Bonn, Cologne, Dsseldorf, Arnhem, Utrecht and Rotterdam?
Answer: Rhine; Alpenrhein River; Rhinen; Rhine Estuary; Rhinewater; River Rhein; The Rhine; Upper Rhine River Plains; Rhein River; Rhine river; Rhine basin; Rhine River; Rhine (river); Rhein (river); Rhine mouth; Rijn; River Rhine Pollution: November 1986; Length of the Rhine; Rayn; River Rhine