Outdoors, Plant, Ditch, Field, Nature, Land, Water, Architecture, Building, Castle, Bunker, Fort, asia, southeast asia, thailand, north thailand, kamphaeng phet, kamphaeng phet province, landmark, old city, old town, fortress, fort, city wall, old city wall, channel, city wall channel, city channel, landscape, nature, scenery, landmass, defensive structure, district, military post, transmission, communication, facility, vicinity, military installation, garrison, asian country