Islands in the Chao Phraya River Attractions in Nonthaburi Province, best known as the source of the Mon people, famous community. In the matter of pottery and traditional folk culture traditions are still preserved as well. Ko kret is a place name of the chumchonklum tribe, and has fine pottery. Ko kret is open on Saturdays, tips-Sun, including public holidays 9.00-17.30 hrs approx.