Rhine River

The Rhine is a major European river that begins in the Swiss canton of Graubünden in the Swiss Alps and flows through Switzerland, Austria, Germany, and the Netherlands before emptying into the North Sea. It is approximately 1,230 kilometers long and has an average discharge of 2,900 cubic meters per second, making it the second-longest river in Central and Western Europe. The river has played a significant role in trade and commerce throughout history, serving as a vital navigable waterway for the Roman Empire and the Holy Roman Empire.learn more on wikipedia