The Tham Phab Khien Fa Panang caves lie to the east of Yala on the way to Budi .
The Tham Phab Khien Fa Panang caves contain 500 - year - old rock paintings .
The Tham Phab Khien Fa Panang caves lie to the east of Yala on the way to Budi and contain 500 - year - old rock paintings .