The Gudenå is the longest river in Denmark, stretching approximately 160 kilometers. It flows through the central part of the country, starting from Tinnet Krat and emptying into Randers Fjord. The river is known for its scenic beauty and diverse ecosystems, making it a popular destination for outdoor activities like fishing and canoeing. The Gudenå is also significant for its historical and cultural importance. It has been a vital waterway for trade and transportation since ancient times. The surrounding areas feature charming towns and villages, contributing to the river's appeal as a tourist attraction in Denmark.