Ключевые слова: alarm, alcala gate, alert, architecture, black, black tie, city, coronavirus, crisis, danger, door, empty, epidemic, fence, garden, government, health, law, local, lung of madrid, madrid, memorial, mourning, notice, outdoor, pandemic, park, people, poster, prohibition, regulations, road, safety, security, sign, situation, sky, spain, state of alarm, street, tourism, town hall, trees, urban, urban park,