Introduction to the Green Moss Stone Turtle: Near the No. 4 and No. 2 boundary monuments between China and North Korea on the south slope, two huge turtle-shaped rocks lie on the peak. Among them, the Green Moss Stone Turtle weighs more than 100 tons and is long and large. , covered with emerald green moss and lined with alpine rhododendrons. The two turtles, one male and one female, are about four kilometers apart, with their heads in the west and tails in the east. They are both on the national border, becoming a scenery on the southern slope.