Ключевые слова: adult, adults only, beach, coastline, concentration, dusk, enjoyment, exercising, horizontal, lifestyles, loneliness, mantua, men, nature, one man only, one person, one young man only, only men, outdoors, people, relaxation, sea, shadow, silhouette, sitting, sky, summer, sun, sunset, thailand, tropical climate, twilight, vacations, water, wellbeing, yoga, young adult, zenlike,