The Kymijoki River is one of the longest rivers in Finland, stretching approximately 200 kilometers. It flows from the Kymijärvi Lake in the north and empties into the Gulf of Finland near the city of Kotka. The river is known for its scenic beauty and diverse ecosystems, making it a popular destination for outdoor activities like fishing and kayaking. Historically, the Kymijoki River has played a significant role in the region's development. It served as a vital transportation route for timber and goods during the industrial era. Today, the river is also important for hydroelectric power generation, contributing to Finland's renewable energy resources.