Stock Photo: Mountaineer walking below Buellelejoch ridge, climbing Paternkofel mountain or Monte Paterno mountain, at the back, the peaks of Tre Cime di Lavaredo and Monte Cristallo mountain, Sexten, Hochpustertal valley, Dolomites, province of Bolzano_Bozen, Italy,. Mountaineer walking below Buellelejoch ridge, climbing Paternkofel mountain or Monte Paterno mountain, at the back, the peaks of Tre Cime di Lavaredo and Monte Cristallo mountain, Sexten, Hochpustertal valley, Dolomites, province of Bolzano_Boz