The soil is a soil column with little strange look eye similar to "goat ghost town" of Phrae province. From the main base, geological Found that the soil pillar less caused by the motion of the earth in the winter; the upper (late tertian) together with the erosion of water and wind naturally. Geologists assumed that 000-30 000, aged about 10, years ago, was the bottom of the sea. And from the evidence discovery Bangle rocks and ancient axe here. (currently maintained at the National Museum of Nan) show that this area may have sources based on human Paleolithic in the past.
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