make interior look like a jackson hole interior rustic but modern make drywall walls and ceiling plaster it s important to keep the sizes of everything the same change textures and materials but keep the sizes of everything the same make rock realistic its important to keep to scale this room is big the person in background is 5 6 for scale do not change size of windows or doors do not add doors or windows do not change or add fixtures add two couches and two chairs and a coffee table mountain valley is far off in distance