春武里府
Chonburi Province used to be an ancient community that used to be inhabited by Neolithic humans since prehistoric times. Because there had been archaeological excavations and found traces of the ancient prehistoric community in the Phan Thong River, which is in the area of Wat Khok Phanom Dee, Tha Kham Subdistrict, Phanat Nikhom District. It can be assumed that in the past, the area of Chonburi Province used to be home to three prosperous ancient cities: Phrarot, Si Phalo and Phaya Rae. By the territory of these 3 cities together as Chonburi Province at present.