> Which river flows through 10 countries, more than any other river in the world?And the answer: Danube.Originating in Germany, the Danube River flows through 10 European countries,eventually emptying into the Black Sea in Ukraine. The largest cities on theriver are Vienna, Budapest, and Belgrade. The Danube was once a long-standingfrontier of the Roman Empire, and today it's a popular route for river cruises.Photo credit: wirelesstraveler.com.[https://www.wirelesstraveler.com/global-sim-cards/explore-eastern-europe-by-river-cruise/]At the heart of European political history lies one body of water: the Danube.For thousands of years, this river has served as an integral waterway forwarships, shipping routes, artists, wildlife and more. In fact, the Danube isthe longest river in Europe outside of Russia – at a staggering 1,777 miles, theDanube brings culture, goods, and life from Germany to Ukraine.Like most large bodies of water, the Danube is a graveyard for ships who neverquite reached their destination. Most significantly, hundreds of German shipswere scuttled in the Danube to avoid capture by the Soviet Union in 1944. Today,the warships can be seen from the banks of the Danube during summer, when theriver’s water level falls. And, speaking of water: its immense volume makes theDanube one of Central Europe’s most vital sources of fresh drinking water. Theriver supplies millions of people with drinking water, particularly residents ofthe German city Stuttgart.The Danube is also a hotspot for artists, attracting painters, poets, andcreatives from all across the world. The river has featured in Greek legends,Romanian folk songs, and hundreds of modern novels.Learn more about the Danube's history and impact here[https://www.britannica.com/place/Danube-River].