abstract angled angles architecture background backgrounds building buildings colors colours contrast diagonal edge edges gutter guttering historic lichen lines loose nails old overlap overlapping pattern roof roofing roofs rooftops rooves shape shapes slate steep style texture textures tile tiles vents adornments appearances arabesque arched arched windows black city clock cream curved decorations decorative demons design detailed elements exterior gargoyles grotesques heights heritage high masonry ornamental ornamentation patterns perspectives stonework surfaces white above appearance architectural attached attachments capping colored coloured cover covered covering dark edging external height light protection protective ridges roof-whirlybird rooftop rows shadows sunlight sunshine surface tiling turbine-ventilator ventilation ventilation-system ventilator whirlybird wind-turbine chimney chimneys solar solar-hot-water-system tank water-tank brown coloring colouring constructed craftsmanship local-stone perspective random randomly-coursed rock rocks rough rural secure security significant solid stone stone-walled stones strength strong traditional uneven variations variety wall well-built windows blue blue sky clouds commercial corners framed frames glass metal modern placement sky skyscrapers straight urban walls antenna communication concave dish electrical-signals electromagnetic feedhorn parabolic parabolic-reflector radio-waves round satellite-dish technology television ventilate