Father and children riding mountain bikes in a forest near Grainau, Werdenfelser Land, Upper Bavaria, Bavaria, Germany, Europe

active activity age 11 years male age 43 years male age 9 years female bicycle bicycle helmets boy brother caucasian ethnicity children cycles cycling tour cyclists daughter daytime father forest forest track girl leisure leisure sport man mountain bikers mountain bikes mountainbiking nature one parent outdoors outdoors people physical fitness recreational activity safety helmets sibling sister son sport three people