Yalong Bay is a must-visit destination in Sanya. This beautiful bay is known for its crystal-clear waters, white sandy beaches, and lush greenery. Spend a day here, sunbathing on the beach, swimming in the turquoise waters, or trying out various water sports like snorkeling and jet skiing. Don't forget to explore the surrounding area, which is dotted with luxury resorts, restaurants, and shops offering local handicrafts and souvenirs.