This research aim to know application between community and natural demonstrate to sacred on Tum Yai Num Nao Petchabun. To study the part of system the local sacred and application between community and cave build environment of sacred landscape. Using the qualitative approach which emphasizes on field study and documents analytic and synthesize conclusion and describing the details.
Tum Yai Num Nao area is living on sacred and secret of environment; old myths have express relationship between human and forests. So that on phenomena between application community and Tum Yai Num Nao created tool wisdom of sacred. It is demonstrate by ritual and build environment. It is explain persistence of sacred landscape, statements, house and urban design by ritual, rules and role of socity.
This is making understand to tool and process of local sacred relationship between community, sacred and natural (Tum Yai Num Nao). It is remain of sacred landscape.