architecture background brown cladding classic clay construction dry earth loam Mud natural Soil structure structures surface texture textures farmland field ground hard plowed Rolling Hills trees Tuscany building constructing craft half-timbered handcraft house houses rural wall wood woodwork autumn biome black fell Fir forest hill natural environment Natural landscape nature needles Northern hardwood forest pine shadow shadows sky Spruce-fir forest sun sunlight sunset tree undergrowth white woodland woody plant