Leiqiong UNESCO Global Geopark is located in Shishan Town, Haikou City. The park has a variety of volcanoes and is a natural geological museum. At the commanding heights of the crater, you can get a breathtaking view of the urban areas of Haikou and the Qiongzhou Strait. In addition to the circular caldera view, you can also walk along the trail to the bottom of the caldera. Not only is it cool, there are also many plants, forming a natural oxygen bar.