Hotel Nikko San Francisco is a modern hotel located in the Union Square neighborhood. It features an indoor swimming pool with a glass ceiling, allowing guests to swim under natural light. The pool area offers a peaceful retreat, with comfortable seating and a relaxing atmosphere. Guests can take a refreshing swim, unwind in the poolside lounge area, or enjoy a workout in the fitness center. The hotel also offers multiple dining options, a rooftop terrace, and a live entertainment venue. With its contemporary design and convenient amenities, Hotel Nikko San Francisco is a top choice for travelers seeking a hotel with a swimming pool.