Asian Highway 3, which runs through Ban Houayxay, extends north to Yunnan Province of China and south to Chiang Rai Province of Thailand.
The mountain rises in the SW of Wiang Pa Pao District, Chiang Rai Province, near the point where the limit of this province meets with Chiang Mai and Lampang Provinces.
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Neighboring districts are (from the northeast, clockwise) Mae Ai of Chiang Mai Province, Mae Suai of Chiang Rai Province, Chai Prakan of Chiang Mai Province again and Shan State of Myanmar.
Neighboring districts are (from the southwest clockwise) Fang of Chiang Mai Province, Shan State of Myanmar, Mae Fa Luang, Mueang Chiang Rai and Mae Suai of Chiang Rai Province.
In 1888 Daniel McGilvary, an American missionary of Scottish origin and founder of the Laos Mission, established a church house and a school in Chiang Saen District, Chiang Rai Province, which he named "Boys School".
Doi Lan Subdistrict of Mueang Chiang Rai District, in Chiang Rai Province, Thailand
Ngao, Thoeng, a village and subdistrict of Thoeng District, Chiang Rai Province, Thailand
Pa Daet, Mae Suai a subdistrict of Mae Suai district, Chiang Rai province
Pa Tan, Chiang Rai, a tambon (subdistrict) of Khun Tan district, in Chiang Rai Province, Thailand