stack of wood end sawed trunks logs gray toned monochrome background basis of the site, natural building material

abstract backdrop background bark basis building circle circular close concentric cork cut dark design drop end firewood forest forestry gray group heap industry line log logs lumber lumberjack macro material monochrome natural nature old pattern pile pine pinus resin rings rough round rural sawed season site stack star strain structure tar texture toned tree trunk trunks wildlife wood woodcutter years