The major rivers in Spain include the Duero, Ebro, Tajo, Miño, Guadiana, Turia, Júcar, Segura, and Guadalquivir. They cross many Spanish cities and regions before flowing into the Atlantic Ocean, Mediterranean Sea, or elsewhere. The Danube flows through Germany, Austria, Slovakia, Hungary and Romania before reaching the Black Sea. The Rhine travels through Switzerland, France, Germany, and the Netherlands to the North Sea. The Volga originates in Russia and flows into the Caspian Sea.