windmill and pilot house at castlehill heritage centre,castletown caithness,scotland,uk

ancient backgrounds britain caithness castletown england historic house pilot ruins scotland tower windmill architecture background building drystone wall walls flagstone castletown-heritage-centre flagstones stone door window windows grass roof roofs sky blue flagstone-heritage trail industry cottages cottage flagstone-industry caslethill quarry quarry-workers quarry-work houses housing