Introduction to Iron Bi Peak: Iron Bi Peak, 2560 meters above sea level. Located on the north side of Tianchi Center. It is connected to Tianwen Peak in the east and faces Tianhuo Peak in the west across Weaver Girl Peak. The strange rocks on Iron Wall Peak are rugged and black in color, like an iron wall, hence the name. Climb up along the west side of Iron Wall Peak. It overlooks the Tianchi scenic spot. It is the second best place to view Tianchi from the north slope.