The Yenisey River is one of the longest rivers in the world, flowing approximately 3,487 kilometers (2,728 miles) through Mongolia and Russia. It originates in the Sayan Mountains and travels northward, eventually emptying into the Arctic Ocean. The river is known for its vast watershed and diverse ecosystems. The Yenisey River plays a crucial role in the region's economy and transportation. It supports various industries, including fishing and hydropower, and serves as a vital waterway for shipping goods. The river's basin is also home to several cities, including Krasnoyarsk, which is one of the largest urban centers along its banks.