Ryusen is the capital of Ryusen state in central Switzerland. The confluence of the Royce River and Lake Ryusen belongs to the German-speaking area of Switzerland. It is known as the most beautiful and ideal tourist city in Switzerland and the most popular Swiss resort. Ryusen is a famous historical and cultural city, in which many famous writers lived and wrote. There are three famous tourist spots in the old urban area of Ryusen City: the Corridor Bridge Water Tower (Capelwood Bridge and Octagonal Water Tower), the Lion Monument and the Musaigh Wall. Lake Ryusen boasts Switzerland's largest lake tour route and inland lake fleet. Starting from Ryusen by Cruise ship, it can reach the skiing and sightseeing resort of Mount Reggie, as well as Mount Pilatus, which has the steepest teeth-track mountaineering train in the world.