For breathtaking views of Coronado Island, the San Diego Bay, the downtown skyline and Petco Park, head to the San Diego Marriott on K Street. Once inside, go to the 22nd floor. The Altitude Sky Lounge has earned a reputation as the #1 Rooftop Bar for its amazing views and warm and relaxing atmosphere. Sip your favorite cocktail as you gaze out at the amazing vistas – ones you cannot enjoy from any other spot in the city.