Prachin Buri used to be a very prosperous town with beautiful waterfalls and canals which are very popular among nature adventurers.

In the old days, Prachin Buri had a long history of civilization of about 800 years ago, since the Dvaravati period. The ruined town of “Mueang Si Mahosot” at Tambon Khokpip, Amphoe Mahosot was discovered. At Ban Khok Kwang, Amphoe Si Mahosot, east to Mueang Si Mahosot, there was an ancient community at the same period as Muang Si Mahosot .

Through the traces of the ancient towns, there were discoveries of historical venues that were used for religious purposes and historic materials such as Buddha images, earthenwares, and pottery. It was also recorded that the center of civilization has been moved to the present coast of the Bang Pakong River. There were many administration alterations, from town to Monthon, and Changwat (Province) at present.

Geographical Location
In general, Prachin Buri has plain areas and highlands. There are hills and mountains in the north adjacent to Dong Phaya Yen Mountain ranges. In the south and east, there are plains and forests. Low-lying plains suitable for agriculture are in the west of the province

Climate
Prachin Buri has an alternative climate of both dry and damp. Tropical rain in the southeast monsoon season causes damp and rain throughout the season. Northwestern wind in cool season causes dryness. There are 3 different seasons: rainy, during June – October ; cool, during November - February; and dry, during March - May. The average temperature of the year is approximately 27 - 30 degree Celcius or 83 - 88 degrees Fahrenheit.

Makha Purami Si Prachin Festival

Bang Fai Procession Normally organized on Wisakha Bucha Day at Wat Maha Phot, Si Mahosot, this spectacular procession is being held to celebrate Bang Fai or the northeastern rocket.

Agricultural and Prachin Buri Products Fair Being held during May –June every year in front of the City Hall, many fruits and agricultural products are on sale. Also, exhibitions, and activities related to agriculture are being held.

Traditional Boat Race Festival Every year in the second week of September, on the bank of Bang Pakong River in front of Amphoe Mueang Office, the festival features long boats and local boats to compete for the Princess Sirindhorn’s Trophy.

Loi Kratong Festival Held on the full moon night in November in front of the city’s auditorium, the festival highlights many activities, including contests of Nang Nopphamat, and Kratongs.

Week of the Rafting at Kaeng Hin Phloeng Held during September to October every year at Khao Yai National Park Ranger Unit 9, Na Di, the competition in white rafting is organized at economy price but enjoyable and exciting.