Location. Hotel Bel Air is located in Gulpen and local attractions include American War Cemetery, Wilhemina Toren, and Valkenburg Cable Car. Additional area points of interest include Fluwelengrot and Valkenburg Castle. Hotel Features. Hotel Bel Air features a restaurant. Guest parking is complimentary. Additional property amenities include tour/ticket assistance. Guestrooms. There are 11 guestrooms at Hotel Bel Air.