Ключевые слова: activity, aerial, audience, background, business, busy, city, community, company, concept, country, crowd, cultural, culture, day, diversity, drone, earth, economy, event, fly, general public, global, group, growth, heritage, human, humanity, life, lifestyle, lot of, many, mass, motion, organized, people, person, populace, population, public, rush, sidewalk, social, society, street, travel, urban, walking, world,