Is Mont Blanc the mountain in France famous?

Yes, Mont Blanc is the mountain in France famous.

Mont Blanc is the highest mountain in the Alps and the European Union. It is located in the Graian Alps, between the regions of Auvergne-Rhône-Alpes and Provence-Alpes-Côte d'Azur in southeastern France, near the border with Italy.

Mont Blanc is 4,808.7 m (15,779.8 ft) high, making it the second-highest mountain in Europe after Mount Elbrus. It is the highest mountain in the Alps and the European Union, and the eleventh-highest mountain in the world.

Mont Blanc is a major tourist destination, and it is estimated that over 200,000 people attempt to climb the mountain each year. The mountain is also home to a number of ski resorts, including Chamonix, Courmayeur, and Val d'Isère.