arched architecture archway building entrance historic light local stone pillar shadows sign stone sunlight walls angles arched window christian church community faith fellowship heritage local-stone members old pattern patterns perspectives picturesque random randomly-coursed rock rocks rough rural shape shapes significant stone-walled stones stucco textures traditional uneven wall window windows worship communication contributions costs façade history Kalamunda message private residence semi-rural stonework Western-Australia appearance background barrier coloring colors colouring colours constructed fitted fitting large patchwork rugged secure security shade shaped sharp solid strength strong sunshine surface surfaces texture variations variety brown cemented concrete mortar perspective well-built corner limestone retaining-wall