Hotel Drei Sonnen Serfaus Austria. Ad book your hotel in serfaus online. Whether you are travelling as a couple and. "Gartenanlage" Hotel Drei Sonnen (Serfaus) • HolidayCheck from www.holidaycheck.de My wife and i have visited drei sonnen 20 times since 2001 in winter and summer and have never been disappointed. #7 of 23 hotels in