Switzerland. Canton Graubünden. Val Roseg. A group of hikers climbs stairs on a wooden tower to have a look at the panorama. The Val Roseg is a valley of the Swiss Alps, located on the north side of the Bernina Range in the canton of Graubünden (Engadin). The valley is drained by the Ova da Roseg, a tributary of the Flaz (Inn basin), at Pontresina. 20.06.2020 © 2020 Didier Ruef