Baden is an ancient hot spring city in northern Switzerland, renowned for its thermal baths since Roman times. The city centre features the Stein Castle ruins, the City Tower, and a wooden covered bridge, all exuding historical charm. The Langmatt Museum houses works by masters such as Monet. The thermal bath centre offers a Roman-Irish bathing experience. Must-try local delicacies include Spanish bread (a century-old local pastry), cheese fondue, and Black Forest cake, best enjoyed after a relaxing soak in the hot springs.