Ключевые слова: background, beach, cancel, cancelation, cancelled, cancelled event, concept, conceptual, coronavirus, covid19, danger, disease, epidemic, event cancelled, fear, footprint, footstep, forum, global, holidays, human, illness, isolated, isolation, lecture, pandemic, plan, planned, pneumonia, professor, protection, quarantine, rejected, restricted, restriction, seaside, spread, stone, stop, stop trip, students, summer trip, summer vacation, tourism, traveling, vacation, vaccine, word cancelled, worldwide,