Sanya Sea Shell Museum is the first sea shell museum in China. The 3,000-square-meter space features more than 300 species of shells, including those native to Sanya. The museum is open every day from 7:30 a.m. to 6 p.m. It costs 50RMB to enter Yalongwan Central Square, where the museum is located. Afterward stop by one of the casual restaurants in the area for a quick bite.