How far is Sanya high-speed rail to the ends of the earth?

16 km. According to the query Baidu map display. Sanya high-speed railway station is located in Sanya City, Hainan Province, China. It is a first-class station under the jurisdiction of China Railway Guangzhou Bureau Group Co., Ltd. Tianya Haijiao is located in the southwest of Sanya City, Hainan Province. The distance between the two places is 16 km, and it takes three hours and 48 minutes to walk.