The 159-room all-suites Willows Hotel & Spa promises to offer an adults-only, luxury boutique resort experience unique to San Diego-area casino hotels.Īmong the next-gen hospitality offerings are an Amazon Alexa in every suite and a reinvention of the traditional hotel check-in/check-out model, with guests choosing their own arrival and departure times. Viejas Casino & Resort has started taking reservations for its new hotel tower, which is slated to open on Feb.