“Communist Party Tunnel”
Khao Nam Khang Historic Tunnel is situated in Khao Nam Khang, Mu 1, Tambon Khlong Kwang,4 kilometers from the Park Office. This tunnel was tunnel was once known as the Piyamit Village 5 run by Communist insurgents. After almost 40 years of fighting with the Thai Government, the Communist Party terminated the fight and became part of the Thai Development Participants in 1987.
It is the largest and longest man-made tunnel in Thailand, which completed in two years with three separate corridors and three levels deep. It could accommodate about 200 people and had several rooms such as, a conference room, sick bay, radio transmission room, kitchen, firing range
open daily during : 07.00 AM - 05.00 PM
To get there : From Amphoe Na Thawi, take Highway No. 4113 towards the Ban Prakop Border. The distance from Amphoe Na Thawi is 30 kilometres. if travelling from Amphoe Mueang Songkhla, take Highway No. 408 via Amphoe Chana, and head for Amphoe Na Thawi. Continue along Highway No. 4113 until reaching the Ban Prakop Border. The total distance from Amphoe Mueang Songkhla is 90 kilometres.