the combination of industrial and classical architecture of paris

abstract accent apartments architecture attic balcony building buildings built chimneys city cityscape cockloft corner curve curved decor decorative design development durable elements engineering europe exceptional exterior external facing fragment france french gate geometric home house lantern lifestyle loft mansard montmartre multistage multistory old outdoor outside paris perspective plants pots rectangles residential resistant roof rounded safety sheathed shutters skyscrapers stone storey structure structures surface suspended town tracery transitions upper upstairs urban ventilation visible wall