The Westin St. Francis San Francisco on Union Square is a historic hotel located in the heart of the city. It features an indoor swimming pool that offers a peaceful oasis amidst the bustling city. The pool area is elegantly designed with comfortable seating and a tranquil ambiance. Guests can take a refreshing swim, relax in the poolside lounge area, or enjoy a workout in the fitness center. The hotel also offers multiple dining options, a spa, and easy access to shopping and entertainment. With its historic charm and convenient amenities, The Westin St. Francis is a fantastic choice for travelers looking for a hotel with a swimming pool.