General information
. Is a province in the northeast. The border to the north. The terrain consists of a small mountain, Cold air and fog covered. Stay away from Bangkok 558 km.The contact area with the Phitsanulok, Phetchabun, Udon Thani, Nong Khai, and the Mekong River and the river เหือง blocked the Thai border - Lao People's Democratic Republic
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