The Dead Sea is an inland salt lake, located in the Jordan Valley between Israel, Palestine and Jordan. It is the lowest lake on Earth, and the lake is at an altitude of -430.5 meters. The West Bank of the Dead Sea is a Jewish mountainous area, the East Bank is an Outer Jordan Plateau, 80 kilometers long, 18 kilometers wide, the surface area is about 1020 km2, the average depth of the lake is 300 meters, the deepest is 415 meters. The Dead Sea Lake and the shore are rich in salt, in such water, fish and other aquatic creatures are difficult to survive, only bacteria and green algae in the water, no other creatures; there is no flower and plant growth on the shore and surrounding areas, so people call it the "Dead Sea". The salt content of dead seawater is extremely high, and the higher the lake bottom, the salt content of the ordinary ocean 10 times. Due to the high salt content, salt-rich water makes people easily float on the water, do not sink or can not swim. If you want to immerse yourself in water, you should tilt your back gradually until you are lying flat. Floating in the Dead Sea, generally not more than 15 minutes per time, soaking for too long may hurt your skin. The hotel in the picture is a five-star resort in the Dead Sea.