|
|
|
|
|
Khao Nam Khang Historic Tunnel, Songkhla
|
| |
| Khao Nam Khang Historic Tunnel This tunnel was once known as the Piyamit Village 5, run by the Communist insurgents. It is the largest and longest man-made tunnel in Thailand, completed in two years with three separate corridors and three levels deep.
|
|
|
|
|
|
|
|
 |
 |
 |
|