Spend the day exploring the natural wonders of Dunhuang. Start with a visit to Crescent Lake, a picturesque oasis in the middle of the desert. Enjoy a leisurely walk around the lake and take in the stunning views. Afterward, head to the nearby Singing Sand Dunes, where you can experience the unique phenomenon of the sand dunes producing a melodious sound when disturbed. Try sandboarding or take a camel ride for an unforgettable experience.