Grand Resort Bad Ragaz, part of the collection of the Leading Hotels of the World and Leading Spas. Bad Ragaz – The success story of the Grand Resort Bad Ragaz in the Heidiland holiday region of Eastern Switzerland began in 1242 with the discovery of a thermal source in the wild and romantic Tamina gorge. The therapeutic and healing effects of Bad Ragaz’s thermal water are still today the foundation upon which Europe’s Leading Wellbeing & Medical Health Resort is built. In the heart of the Alps and in five-star surroundings, guests can enjoy ultimate relaxation, medical treatments of the highest order and a broad and diverse range of sports, cuisine and cultural activities. The resort consists of two five-star establishments, the Grand Hotel Quellenhof & Spa Suites and the Grand Hotel Hof Ragaz.