Ключевые слова: activity, adult, african american, black man, blur, casual, caucasian, cellphone, chatting, city, crossed legs, daytime, device, emotion, entertainment, friends, friendship, happy, headphones, interracial, leisure, men, messaging, mobile phone, multicultural, multiethnic, music, natural light, outdoors, outside, people, pose, sit, skate park, skateboarders, skateboards, skaters, skates, smartphone, smiling, spending time, sport, together, transport, wireless, women, young,