rough hewn wall of weathered sandstone blocks

amateur amateurish american apparent barricade barrier blocks boulder boulders breastwork bricks buff building castle cemented close coarse cobble cobbles colored confine constructed construction craftsmanship cream design enclose exterior fashioned fort fortification grained hewn hindrance holding individual labor layers manmade matrix natural obstacle obstacles ochre old orange pale parts pieces piles red resources rocky rough sandstone sedimentary sediments skilled southwest stand stone style tan test time together tones wall walls weathered white yourself