Japan's largest karst plateau, Akiyoshidai, and its surrounding area were recognized Thursday as a UNESCO Global Geopark for their landscapes of international geological significance.The Mine-Akiyoshidai Karst Plateau in Mine, Yamaguchi Prefecture, known for limestone outcrops resembling a flock of sheep, is the 11th site in Japan to earn the global status.The U.N. Educational, Scientific and Cultural Organization's executive board endorsed the designation of the special natural park in western Japan at a meeting in Paris.The plateau formed from limestone that originated about 350 million y…READ FULL ARTICLE