Take a day trip to Nha Trang city, located near Nha Phu Bay. Explore the city's attractions, such as the Po Nagar Cham Towers, Long Son Pagoda, and the Nha Trang Cathedral. Visit the local markets to experience the vibrant atmosphere and sample delicious street food. In the evening, relax at a rooftop bar and enjoy panoramic views of the city skyline.