two people on the largest double rope slide 120m above the abyss of the rappbodetalsperre in the harz mountains in germany

mountain outdoor bridge suspension travel germany green rope slide nature landscape harz forest river rappbodetalsperre view water adventure adrenaline speed double abyss park environment sky titan tourism mountains rappbode nonurban holiday vacation scenic hiking national tree talsperre blue travelling destination beautiful wilderness activity summer idyllic wild two people largest 120m europe