As the premier dining and entertainment destination in Costa Mesa, The Triangle offers our shopping mall visitors an assortment of exciting restaurant and entertainment options. Visit The Triangle to experience the newly re-imaged center. Come and visit: Black Knight/Olive Branch Pizza, Saddle Ranch, El Corazon, 24 Hour Fitness, Triangle Cinemas, RockStar Tan, GNC & H2O Sushi & Izakaya, Costa Mesa 55 Tavern Bowl Sutra More Coming Soon!