Ключевые слова: 19, 2019ncov, alert, black, city, clock, closed, concept, corona, coronavirus, covid, covid19, danger, dangerous, disease, epidemic, europe, global, hazard, health, illness, infected, infection, island, italian, italy, landmark, lockdown, medical, murano, outbreak, pandemic, pneumonia, prevention, protection, quarantine, restriction, sars, stay home, tape, tourism, tourist, tower, travel, vacation, veneto, virus, world, yellow,