Tham Khao Phlu Wildlife Conservation Area is away from Pathio for 3 kilometres along highway no.3253, the area is covered with limestone mountain range in beautiful shape, parallel to the road. This is the habitat of 3 flocks of southern langurs. They will come down to find food in the evening.
- Ao Yai Ai
- Ko Ngam Yai and Ko Ngam Noi