The Chi River ( Thai : แม่น้ำชี , RTGS : Maenam Chi , pronounced [mɛ̂ː.náːm tɕʰīː] ; Northeastern Thai : แม่น้ำซี , pronounced [mɛ̄ː.nâːm si᷇ː] ) is the longest river flowing wholly within Thailand . It is 765 kilometres (475 mi) long but carries less water than the second longest river, the Mun . The name of the river is "Mae Si" ( [sīː] ) in the Isan and Lao languages of the region, being transliterated as "Chi" in Bangkok-Thai. In wet seasons there are often flash floods in the floodplain of the Chi River basin.
12-637: The river rises in the Phetchabun mountains , then runs east through the central Isan provinces of Chaiyaphum , Khon Kaen , and Maha Sarakham , then turns south in Roi Et , runs through Yasothon and joins the Mun in the Kanthararom district of Sisaket Province . The river carries approximately 9.3 cubic kilometres (2.2 cu mi) of water per annum. The river was an 18th-century migration route for
24-648: A name that encompasses the whole northern section of the Dong Phaya Yen mountain system, for Khao Phang Hoei is a 1,008 m high summit west of Chaiyaphum town, beyond the southern end of the Phetchabun Range proper in the northern Dong Phaya Yen. The highest elevation of the Phetchabun mountains is 1,794 m high Phu Thap Boek . Other important peaks are Khao Nam Ko Yai , Phu Kradueng , Phu Luang , Phu Ruea , and Phu Lom Lo . Geologically ,
36-471: A river in Thailand is a stub . You can help Misplaced Pages by expanding it . Phetchabun mountains The Phetchabun mountains ( Thai : ทิวเขาเพชรบูรณ์ , RTGS : Thio Khao Phetchabun , pronounced [tʰīw kʰǎw pʰét.t͡ɕʰā.būːn] ) are a mountain massif in Phetchabun , Phitsanulok , Loei and Chaiyaphum Provinces , Thailand . It consists of two parallel mountain chains, with
48-522: A tributary of the Mekong , has its sources in the eastern range. The southern limit of the Phetchabun massif is not clearly defined, roughly beginning south of the 16th parallel north where both ranges become a group of scattered mountains of lesser height, rarely surpassing 800 m, extending southwards. The eastern mountain chain is mentioned as the Phang Hoei Range in some geographical works,
60-667: The Communist Party of Thailand established their base in hidden mountain locations and fought skirmishes against the Thai Army . Several protected areas, including national parks , forest parks and wildlife reserves are located in these mountains. In 2005 these were accepted by the UNESCO as a possible future addition to the World Heritage list. Besides these protected areas, some forest parks are also located within
72-603: The summer solstice and 11 hours, 11 minutes during the winter solstice . After World War II , the parallel divided Vietnam into Chinese military administration in the north and the British in the south (See Timeline of World War II (1945) and War in Vietnam (1945-1946) ). In the Chadian–Libyan conflict , from 1984 the parallel, known as the "Red Line", delineated areas controlled by opposing combatants. Previously
84-695: The area of the range: 16th parallel north Download coordinates as: The 16th parallel north is a circle of latitude that is 16 degrees north of the Earth's equatorial plane . It crosses Africa , Asia , the Indian Ocean , the Pacific Ocean , Central America , the Caribbean , and the Atlantic Ocean . At this latitude the sun is visible for 13 hours, 5 minutes during
96-713: The mountains consist of limestone , interfused with slate and sandstone . A few igneous rocks are also found: granite , basalt and porphyry . Historically the long mountainous system of the Phetchabun- Dong Phaya Yen - Sankamphaeng formed a barrier between Isan and the Central Plain. Until recently few roads crossed the system. During the period between 1968-1982 the area around 1,143 m high Khao Kho (เขาค้อ) and Phu Hin Rong Kla became an occasional battleground. At that time insurgents of
108-645: The re-peopling of the Khorat Plateau by ethnic Lao people from the left (east) bank of the Mekong resettling on the right bank. This began in 1718 when the first king of the left bank Kingdom of Champasak , King Nokasad , sent a group of some 3,000 subjects led by an official in his service to found the first settlement in the Chi River valley—and indeed anywhere in the interior of the Khorat Plateau — Muang Suwannaphum in present-day Roi Et Province (a history recorded and remembered, largely in terms of
120-573: The south and southeast lie the Dong Phaya Yen Mountains . Both sections of the Phetchabun massif are parallel and of a similar length, extending in a roughly north-south direction. The western range is a prolongation of the southern end of the Luang Prabang Range . The eastern range separates the broad Chao Phraya river basin of central Thailand from the Khorat Plateau of Isan . The northward-flowing Loei River ,
132-679: The struggle to expand wet-rice cultivation in the river valley). Their descendants are now regarded as a separate ethnic group from the Lao to the north and the central Thai to the southwest. Chi river is the setting of a Thai TV drama on Channel 7 HD , titled Chart Lam Chi (ชาติลำชี; The River Chi's Protector). It was an action-drama TV series that aired from March 14 to April 25, 2018, remake from namesake film in 1969 (starred by Mitr Chaibancha and Petchara Chaowarat ). 16°13′N 103°37′E / 16.21°N 103.62°E / 16.21; 103.62 This article related to
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#1732773206831144-634: The valley of the Pa Sak River in the middle. The strange rock formations of Phu Hin Rong Kla and fields where the Siam tulip flower ( Curcuma alismatifolia ), known as dok krachiao (ดอกกระเจียว) in Thai , grows wild are some of the characteristics of the Phetchabun Mountains. The mountain system as a whole is named after the city of Phetchabun which lies within the mountainous area. To
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