sunny day, sand creaking, clear turquoise sea, coral reefs on the coast of yalong bay in south china sea. sanya, island hainan,

archipelago asia background bay beach beautiful blue china chinese city clear coast coral creaking day hainan holiday island landscape luxury mountain nature ocean paradise recreation reef relax resort sand sanya scenic sea seascape shore sky skyline snorkeling south southeast sunny tourism travel tropical turquoise vacation view wanning water wave yalong