The Route des Grandes Alpes is a scenic road in the French Alps that stretches approximately 700 kilometers. It connects Lake Geneva to the Mediterranean coast, passing through stunning mountain landscapes, charming villages, and numerous high mountain passes, including the famous Col de l'Iseran. This route is popular among tourists and cyclists, offering breathtaking views and opportunities for outdoor activities. It typically opens from June to October, depending on weather conditions, and showcases the natural beauty of the Alps, making it a must-visit for nature lovers and adventure seekers alike.