located_in_the_administrative_territorial_entity mueang prachinburi district
The ___MASK56___ ___MASK76___ begins at the confluence ___MASK9___ the Phra Prong , Hanuman , and Prachantakham rivers in amphoe Kabin Buri , Prachinburi Province . It passes amphoe Si Maha Phot , Mueang Prachinburi , and Ban Sang . ___MASK7___ is the capital and most populous city ___MASK9___ Thailand . It is known in Thai as " Krung Thep Maha Nakhon " ( pronounced ) or simply . The city occupies in the Chao Phraya River delta in ___MASK10___ , and has a population ___MASK9___ over 8 million , or 12 . 6 percent ___MASK9___ the country ' s population . Over 14 million people ( 22 . 2 percent ) live within the surrounding ___MASK7___ Metropolitan Region , making ___MASK7___ an extreme primate city , significantly dwarfing Thailand ' s other urban centres in terms ___MASK9___ importance . There are 581 high - rise buildings in the city , ranking number 5 in the world . ___MASK54___ Prachinburi ( Thai :         ) is the capital ___MASK25___ ( Amphoe ___MASK54___ ) ___MASK9___ Prachinburi Province , eastern Thailand . ___MASK55___ ( or ), officially the Kingdom ___MASK9___ ___MASK55___ , formerly known as Siam , is a country at the centre ___MASK9___ the Indochinese peninsula in Southeast Asia . With a total area ___MASK9___ approximately , ___MASK55___ is the world ' s 51st - largest country . It is the 20th - most - populous country in the world , with around 66 million people . The capital and largest city is Bangkok . Dong Phaya Yen or Dong Phya Yen (, lit . " jungle ___MASK9___ the cold lord ") is a mountain range in Phetchabun , Chaiyaphum , Lopburi , Saraburi , and Nakhon Ratchasima Provinces , Thailand . Southeast Asia or Southeastern Asia is a subregion ___MASK9___ Asia , consisting ___MASK9___ the countries that are geographically south ___MASK9___ ___MASK58___ , east ___MASK9___ India , west ___MASK9___ New Guinea and north ___MASK9___ Australia . The region lies near the intersection ___MASK9___ geological plates , with heavy seismic and volcanic activity . Southeast Asia consists ___MASK9___ two geographic regions : ___MASK56___ is a province (" changwat ") ___MASK9___ Thailand . Neighboring provinces are ( from north clockwise ) Nakhon Ratchasima , ___MASK18___ , Chachoengsao , and Nakhon Nayok . Geography . The province is divided into two major parts , the low river valley ___MASK9___ the ___MASK56___ River , and the higher lands with plateaus and mountains ___MASK9___ the Sankamphaeng Range , the southern prolongation ___MASK9___ the Dong Phaya Yen mountains . In those areas are also two national parks , Khao Yai and Tab Larn National Park . The Sankamphaeng Range , also Sankambeng Range or Sungumpang Range is one ___MASK9___ the mountain ranges separating eastern Thailand from the northeast or Isan . It is in Nakhon Nayok , Prachinburi , ___MASK18___ , Saraburi , and Nakhon Ratchasima Provinces , Thailand . Prachinburi is a town (" thesaban ___MASK54___ ") in ___MASK10___ , capital of Prachinburi Province . It covers the entire tambon Na Mueang of the Mueang Prachinburi District . As of 2000 , the population of the town was 25 , 157 .