Tags: Mountain Pass.
The Greina (el. 2355 m.) (Italian: Passo della Greina Romansh: Pass Crap) is a high mountain pass across the western Lepontine Alps connecting Sumvitg in the canton of Graubünden in Switzerland and Olivone in the canton of Ticino. The pass lies between the Piz Medel on the north and Pizzo Marumo Piz Terri on the south.Greina is also a high plateau (Plaun la Greina) lying east of the pass it is an alluvial site of national importance.