Quarry at Ban Kruat is 6 kilometres into the way to Lahan Sai. The hill is littered with large and small rocks, some with traces of rock cutting. It is believed stones taken from here were used to construct a large number of sanctuaries in the lower Northeast.
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Ancient kilns here constitute one of the most important pottery-making centers of the ancient Khmer Empire. The kilns date from the 9th-14th century. The pottery made here was supplied to cities in the empire.
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