Kellerwald-Edersee National Park is located in Germany, specifically in the state of Hesse. Established in 2004, the park covers an area of approximately 57 square kilometers. It is known for its diverse landscapes, including ancient beech forests, rolling hills, and the scenic Edersee reservoir, which is a popular spot for outdoor activities. The park is home to a variety of wildlife, including deer, wild boar, and numerous bird species. It also features well-marked hiking trails that allow visitors to explore its natural beauty. The park is part of the UNESCO World Heritage site for ancient beech forests, highlighting its ecological significance.