Lively women swinging on railing sharing a playful, joyful moment outdoors beside a handrail in a park setting before Eiserne Brücke at riverside of Main in Frankfurt am Main, Germany, happiness, happy, jolly, joyful, lively, zestful, smile, smiling, joy, merry, merriment, unconventional, being different, good mood, leisure, best friends, student exchange, friendship, easygoing, ease, easy, carefree, leaning backwards headover, contrast of long and short hairstyles and dark versus bright hair, hairs, rollicking, frisky, vibrance, vibrant, vivacious, vividly, full of energy, spending time together