Question: what mountain range has the highest mountains in all of europe
Answer: The Alps ( / ælps / ; French : Alpes ( alp ) ; German : Alpen ( ˈalpn̩ ) ; Italian : Alpi ( ˈalpi ) ; Romansh : Alps ; Slovene : Alpe ( ˈáːlpɛ ) ) are the highest and most extensive mountain range system that lies entirely in Europe , stretching approximately 1,200 kilometres ( 750 mi ) across eight Alpine countries ( from west to east ) : France , Switzerland , Italy , Monaco , Liechtenstein , Austria , Germany , and Slovenia .