Piz Gren
# Piz Gren

Piz Gren (German: Schwarzhorn) is a mountain of the Swiss Lepontine Alps, located between Tenigerbad and Lumbrein in the canton of Graubünden. Its summit (2,890 metres (9,480 ft)) lies near the tripoint between Val Sumvitg, Val Gronda, and Val Miedra.

