Piz Blas is a mountain in the Lepontine Alps, located on the border between the cantons of Graubünden and Ticino. At 3,019 metres above sea level, Piz Blas is the highest mountain of Val Cadlimo (Ticino), a valley drained by the Reno da Medel, a tributary of the Rhine. On its northern side (Graubünden), it overlooks the valleys of Lake Curnera and Lake Nalps, both drained by tributaries of the Rhine. References External links Piz Blas on Summitpost Piz Blas on Hikr Mountains of the Alps Alpine three-thousanders Mountains of Switzerland Mountains of Graubünden Mountains of Ticino Graubünden–Ticino border Lepontine Alps Tujetsch