Qiongzhou Strait

China / Hainan / Haikou /
 water, strait / channel / passage / narrows, invisible
The Qiongzhou Strait, also called the Hainan Strait, is a body of water that separates the Leizhou Peninsula in Guangdong, southern China, to the north from Hainan Island to its south. The strait connects the Gulf of Tonkin in the west to the South China Sea on the east.
Wikipedia article: http://en.wikipedia.org/wiki/Qiongzhou_Strait
Nearby cities:
Coordinates:   20°10'59"N   110°16'54"E