18-19 years, 20-24 years, 20-25 years, 20s, adolescence, adolescent, adolescents, african, african american, african americans, african ethnicity, african-american, african-american ethnicity, afro american, afro-american, arts culture and entertainment, asian ethnicity, attitude, bonded, bonding, buddies, buddy, casual clothing, caucasian ethnicity, caucasians, cheerful, cheerfulness, chinese, chinese ethnicity, color, color image, colored, colors, colour, colours, companionship, comrade, comrades, cool, cool attitude, day, daylight, daytime, delighted, diversity, enjoy, enjoyed, enjoying, enjoyment, enjoys, eye contact, far eastern, footpath, free time, friend, friendliness, friendship, friendships, front view, front views, full body, full length, full-length, generation z, gesture, gestured, gestures, gesturing, glad, gladly, gladness, gratified, group, groups, hand sign, hand signs, hang out, hanging out, hanging out together, happiness, happy, horizontal, horizontally, horizontals, human, human being, humans, immature, immaturity, jollies, joy, joyful, joyous, juvenile, juveniles, kids, leisure, leisure time, lifestyle, lifestyles, looking at camera, man, medium group of people, men, merry, minor, minors, mixed race people, mixed race person, motioning, multi ethnic group, multi-ethnic group, multi-racial, oriental, outdoor, outdoors, outside, pal, pals, person, photographic, photography, pleased, portrait, portraits, portraiture, puberty, pubescence, pubescent, seated, sign, signaled, signaling, signs, sit, sits, sitting, smile, smiles, smiling, spending time, sunlight, sunny, sunshine, sunshines, teen, teenage, teenager, teenagers, teens, together, togetherness, toothy smile, v sign, whites, woman, women, young, young adult, young men, young women, youth, youthful, youthfulness, youths, europe, germany, of african descent, peace sign - gesture, wall - building feature, western europe, western european