Challenge yourself and make the ascent up Cheonseongsan. Beautiful views and a great sense of achievement will be your rewards!
If you're spending a while in Yangsan, Cheonseongsan is a great place to start your exploring. This steep landmass is one of many attractions that'll keep you on the go here. Tongdosa Temple, Naewonsa Temple, and Tongdo Fantasia are also ready to be explored nearby.