Ключевые слова: 2020, cities during the quarantine period, city russia without people, city without people, coronavirus, coronavirus in rostovondon, coronavirus in russia, covid2019, day, deserted, deserted cities, empty cities, empty city, empty street, empty streets, empty streets in rostovondon, epidemic, no people, pandemic, quarantine, quarantine in rostovon don, rostovondon, rostovondon by day, russia, selfisolation, soborny lane, spring, spring day, streets without people, virus, without people,