The Ghost forest is belief of ethnic Laos at stay Tum Yai Num Nao cave area. this village have to local Religious life of belief that influences the succession from the past until now. A belief of forest ghost is shows by the rituals, human settlement, home and the surrounding environment of the village with forest (forest River, The Mountains). So I have an interest in the beliefs to ghost forest that land managing tool and build environment of the surrounding area. Cause issues to interested educational area, ghost forest Tum Yai Nam Nao, Phetchabun, which is the area that contains the environment remain with the influence on the beliefs.