"75 million years of shell tomb" or "Laem Pho Shell Cemetery" is located on the coast of Ban Laem Pho, Sai Thai Subdistrict, Mueang District, Krabi Province. In the area of Hat Nopparat Thara-Mu Ko Phi Phi National Park, is a source of "fossils" or "fossils" of various types of freshwater shells. which shows that In the past, this area used to be a large freshwater source before.