Does anyone know where this is?

The Alps are curved, 1200 km long and 130~260 km wide, with an average altitude of about 3000 meters and a total area of about 220000 square kilometers. Among them, there are 82 peaks with an altitude of more than 4000 meters. The highest peak is Mont Blanc, which is 4810 meters above sea level. It is located at the junction of France, Italy and Switzerland.