Young girls on summer vacations playing on beach sand

beach holiday sandcastle - structure beach swimwear sand vacations sand pail and shovel summer playing sea children only playful toy east asian ethnicity child fun island females 4-5 years carefree adoption chinese ethnicity childhood 8-9 years 6-7 years multi-ethnic group people sister sun travel girls sunny mixed race person bucket outdoors sibling only girls cheerful happiness smiling sunlight friendship shovel family caucasian two people lifestyles 4k republic of cyprus building castle