Austria, the iconic building in the mountainous Salzburg fortress, is also one of the existing fortresses in Central Europe. Salzburg fortress has Chinese electronic tours, but there are fewer rooms to visit. The first floor is a model of the castle in different historical periods. It will explain the relationship between the castle and the bishops. The rest have some explanations according to different rooms. The most classic is the top floor observation deck and the observation deck next to the city wall, which overlooks the city of Salzburg and has an excellent shooting angle. There are also several small museums, scattered in different regions, there is a puppet museum, although small, but very interesting.