In the left georogic map, green zone shows "Gyeongsang Supergroup", which is regarded as the sedimentation layer of the ancient lake or river under the arid climate.

　A lot of footprints of Ornithopoda, Sauropod, and birds have been found here.

　Red points show the position of "Yusuri" and "Samchonpo" where we visited.

　Reference:"World geological features "　(Iwanami-Shoten)