Two mountain bikers passing forest trail, Palatine Forest, Rhineland-Palentine, Germany

adults people cycling backpack landscape rear view nature biosphere reserve bicycle non urban scene rucksack biking mountain bike outdoors nature reserve park trousers rhineland palatinate pfaelzerwald cycling helmet germany person palatinate forest natural preserve sports europe sports only men two people mountainbiking wood cyclist forest mountainbike leisure activity rheinland pfalz scenics only adults day cycling shorts full length rucksack sports clothing endless trail forest trail