Ban Phiang Na Phoi. According to Van Den Bergh et al. at Ban Phiang Na Pho, there are in excess of 60 granite jars. In the surrounding fields there are a number of small granite outcrops. It is believed that either small outcrops or local corestones may have been the source for these jars. The site is located near rice fields on the lower slopes of the mountain where it meets the upland valley.
Ban Phiang Na Phoi. According to Van Den Bergh et al. at Ban Phiang Na Pho, there are in excess of 60 granite jars. In the surrounding fields there are a number of small granite outcrops. It is believed that either small outcrops or local corestones may have been the source for these jars. The site is located near rice fields on the lower slopes of the mountain where it meets the upland valley.