The Monte Rosa (or synonymously used as a pleonasm: Monte Rosa massif (Italian:massiccio del Monte Rosa; German:Monte Rosa-Massiv; French:massif du Mont Rose) is a mountain massif located in the eastern part of the Pennine Alps. It is located between Switzerland (Valais) and Italy (Piedmont and Aosta Valley). Monte Rosa is the second highest mountain in the Alps and western Europe.