An Caisteal from the South.jpg AltnaharraThumbnailsAn Caisteal ridgeAltnaharraThumbnailsAn Caisteal ridgeAltnaharraThumbnailsAn Caisteal ridgeAltnaharraThumbnailsAn Caisteal ridgeAltnaharraThumbnailsAn Caisteal ridge