appearance color coloration colored colorful coloring colour coloured colourful colouring covering decorative design distinctive elements exterior external grained grains grainy panel pattern patterned patterns rough sand sandstone sandstone-sheets sandstone-tiles sandy tiles unusual angles appearances architectural architectural elements architecture Colonial colors colours contrast contrasting doors fire station glass high linear lines perspectives red Singapore style sunlight tall textures views walls windows wooden Australian black block building dark gray grey height heritage historic historical history masonry old ornamental ornamentation plain Rooms solid Somber sombre stonework surfaces white arch backyard buildings courtyard entrance foliage garden greenery keyhole-doorway landscaping moon-gate moongate paved paving peaceful plants quiet retreat-center retreat-centre sepia shrubbery tranquil tranquility trees vegetation walkway yard abstract background basic brick brick-wall bricks smooth standard strength surface texture textured uneven variation varied various wall wallpaper