Tham Hua Kalok (, literally Skull Cave, also named Tham Phi Hua To ถ้ำผีหัวโต) is a cave in Ao Luek District near Phang Nga Bay in southern Thailand.
Skull Cave, also referred to as Tham Phi Hua To, is a cave found in Ao Luek District near Phang Nga Bay in southern Thailand.