. Bellagio Salon & Day Spa is San Diego's premier destination for world-class hair, color and cut, hair extensions, facials, waxing, massages, nails, and spray tanning. Our skilled professionals provide luxurious services designed to fit your busy lifestyle. We are conveniently located in the heart of San Diego in the Promenade Luxury Apartments in Mission Valley area. Offering only the best products and services, our full range of personal care and relaxation treatments are performed in a private, tranquil environment.