lighting lights outdoor shapes street lights angles appearance decorative display energy exterior external foliage footpath glass lamp lamp-post lamppost light outdoors protected protection protective round rounded safety security shine street street-light styles suburban suburbs trees urban wall clouds dark darkening sky triangle triangular berlin bush christmas decoration germany green illuminate illumination nature city city laneway dusk globe lane laneway mottled wall street lamp-post street light textures cathedral church windows golden gate gateposts gates historic metal open park public