Ключевые слова: 5, 10, 15, action, active, activity, adult, adults, athlete, athletes, athletic, city, competition, czech, europe, females, fit, fitness, group, half, kilometers, km, lifestyle, male, marathon, mass, men, older, people, person, persons, popular, prague, praha, republic, run, runner, runners, speed, sport, sports, start, start line, starting line, street, streets, sweat, win, women,