The Βόλγα, or Volga River, is the longest river in Europe, stretching about 3,530 kilometers (2,194 miles). It flows through central Russia, emptying into the Caspian Sea. The river is vital for transportation, irrigation, and hydroelectric power, supporting the economy of the surrounding regions. The Volga basin is home to numerous cities, including Kazan and Volgograd, and is known for its rich cultural history. The river has been a significant trade route for centuries, connecting various parts of Russia and facilitating commerce. Its diverse ecosystem supports many species of fish and wildlife.