Ключевые слова: 2015, alps, altitude, andriy grivko, astana, astana team, athletes, bicycles, bicyclists, bikers, bikes, celebrity, col de la croix de fer, competition, cycle, cycling, cyclists, difficult, effort, france, french, group, gruppetto, hot, men, mountains, outdoor, peloton, professional, race, racers, road, sport, summer, tiredness, tour de france, ukrainian,