The Eger River is a tributary of the Zagyva River in Hungary. It flows through the northern part of the country, primarily in the Heves County region. The river is approximately 90 kilometers long and is known for its scenic beauty, making it a popular spot for outdoor activities such as fishing and hiking. The Eger River passes through the town of Eger, famous for its historical sites and wine production. The river's waters contribute to the local ecosystem and support various wildlife. Its banks are often lined with lush vegetation, providing a habitat for numerous species.