Female cyclist near river Danube, Run-of-the-river hydroelectricity Jochenstein, Danube Cycle Route Passau to Vienna, Upper Austria, Austria

one mature woman only adults people backpack casual clothing hydro power station hair nature red haired cycle non urban scene rucksack mature adult long hair water outdoors bike river danube one person austria traffic standing person alternative energy riverside riverbank europe upper austria transportation curls human body side view 40 44 years hydro power redheaded leisure activity electricity only adults day full length rucksack headscarf woman sports clothing energy