Hallwilersee is 8.4 km long and located in the Seetal region of central Switzerland. The Seetal stretches from Emmen (north of Lucerne) to Lenzburg (Aargau). Its shores are perfect for walking, swimming, and boating. A 22 km circular path runs around the lake. Boat services connect several places, including Seengen and Beinwil am See. Nature reserves provide habitats for many bird and plant species around the lake. At Hallwyl Castle, you can learn more about the region's history. The beaches and water sports attract many visitors in summer. The lake is a popular destination for those seeking nature and relaxation.