It is nestled in the Temecula Valley’s picturesque Southern California wine country and Pechanga was named “Best U.S. As part of the expansion they added a 568-room hotel wing, a two-story spa, resort-style pool complex (it is amazing!!), two new restaurants and 70,000 square feet of additional meeting and event space. In December 2015, the Pechanga Tribe broke ground on a $285 million expansion to its current resort amenities and I was there to see the final result. I was lucky enough to go check out the resort and get the scoop for you. I had the best time visiting Pechanga Resort Casino in California.