Tak is one of Thailand's seventy-seven provinces and lies in lower northern Thailand. Neighbouring provinces are Mae Hong Son, Chiang Mai, Lamphun, Lampang, Sukhothai, Kamphaeng Phet, Nakhon Sawan, Uthai Thani and Kanchanaburi. From Wikipedia
An improvised explosive device was thrown into a crowd during a festival in Tak province, with two teenage suspects detained as investigations continue.