young man balancing his arms walk on a loose rope tied between two trees, male training slack rope walking, slacklining in summer

man slackline rope sport slack line leisure extreme park balance legs training trickline feet activity action trees adventure agility brave concentration confidence courage determination entertainment equilibrium forest freestyle healthy hobby lifestyle loose male motion nature outdoors practice recreation standing step stretch tied tightrope vitality walk wellness person young balancing arms two walking slacklining summer park