After flying for two days, they came to the edge of the Oye desert. As soon as

lands on the ground, you can feel the different heat from the foot.

looking around, I suddenly saw a green spring. I was surprised and said, "is it a volcanic lake?" At the same time, he flew to Wang Biquan.

Xuanyuan Tianya followed, "cold and quiet, don't worry too much."

"it's the first time I've seen the volcano lake with my own eyes. Don't you feel excited!" The wind is cold and you are happy.

after the eruption of the volcano, a large number of pumice was ejected from the vent and volatile...