angles appearance architectural capping construction dark dirty discolored discoloured elements exterior external gap hole lines missing old out of alignment perspectives protection protective roof roofing rows Somber sombre surface surfaces textures tiles tiling uneven architectural-elements architecture bricks brickwork buildings chimney-stacks chimneys heights high historic patterns placement roofs rooftops rooves shape shapes style surfacing terracotta texture textured tiled wall chimney chimney-stack corrugated corrugated-iron corrugated-roofing rooftop color coloration colored colorful coloring colour coloured colourful colouring covering decorative design distinctive grained grains grainy panel pattern patterned rough sand sandstone sandstone-sheets sandstone-tiles sandy unusual Australian black block building gray grey height heritage historical history masonry ornamental ornamentation plain Rooms solid stonework walls white windows