Rating: 100. Schloss Schauenstein, located in the Domleschg valley in the canton of Graubünden (Grisons) in Switzerland, is the name of the alpine castle which houses Andreas Caminada's eponymous 3-star restaurant. The castle, which was first mentioned in official documents back in 1257, also houses six luxury hotel rooms. Schauenstein is about a 90 minute drive from Zürich Airport and some 15 mi...