Thun is an idyllic small town situated on Lake Thun In Switzerland. Visit Thun castle, a national heritage site that offers enviable views of the Alps and the town. Explore the history of the castle and the town at the museum located in the castle. Visit the old town of Thun situated along the scenic Aare river. Rathausplatz, the Town Hall Square is an iconic building of the old town surrounded by ancient buildings and gives a fantastic view of the Thun Castle. Take a boat cruise on Lake Thun to appreciate the beauty of the surrounding landscape. The Tank Museum is an interesting place that offers insight into military history, exhibits of military clothes, military tanks, weapons, and other war artifacts.