Introduction to Spark Sea: Spark Sea, also known as Spark Pool, is 2187 meters above sea level and 9 meters deep. It is located between Shuanglong Sea and Wolong Sea. The blue water surface is as flat as a mirror. Haizi is surrounded by dense woods, and the lake water is like a piece of crystal clear emerald. Whenever the morning fog begins to disperse and the morning light begins to shine, the warm sunshine shines on the lake surface, and the water surface seems to be dotted with stars, jumping and flickering like sparks, hence the name Spark Sea.