aggregate beach cement construction materia fill sand sandy abstract curve ladder play twisted championchip coner ball corner kick corner soccer flag football football field outdoor game playgound angles bridge colors colours curved curving direction ground light metal metal-work open over park parkland path paths peaceful people perspective public quiet rails relaxing reserve reserve-park shade shadows strength strong sunlight sunshine textures track tracks tranquil view visitors wood wooden background barrier bolders boulders color colour constructed cover covered fitted fitting large limestone local-stone mortar mound perspectives random randomly-coursed retaining-rocks rocks rocky rough rugged secure security shaped shapes sharp solid stone stone-walled stones stonework surface surfaced surfaces texture uneven variations variety