Rufugio Elisabetta is located 3 km north-east of the Col de la Seigne, at the south-wet end of a mountain range in the Alps, located mostly in France and Italy, but also straddling what country? 
Mont Blanc massif: The Mont Blanc massif (French: "Massif du Mont-Blanc" ; Italian: "Massiccio del Monte Bianco" ) is a mountain range in the Alps, located mostly in France and Italy, but also straddling Switzerland at its northeastern end.
i don't know