Ziyuan Bajiaozhai, also named Yuntai Mountain and Lang Mountain in Hunan province, is located in Ziyuan County at the southwest part of Guilin City, the border between Hunan and Guangxi Province.
Mount Erlang Tunnel is one of the tunnels of Sichuan-Tibet highway. It is located in the Erlang Mountain, in the border of Yaan City and Garze in Sichuan Province.