Ключевые слова: apartment buildings, architectural, architecture, black door, bricks, building, buildings, california, community, designs, doorsteps, emergency stairs, entrance, exterior, facade, front, front doors, homes, houses, low angle view, multistorey, neighborhood, no one, no people, nobody, outdoor, outside, property, real estate, red doors, residences, residential, residential area, san francisco, stairs, structure, suburban, suburbs, townhomes, townhouses,