Among the most beautiful Alpine routes, the Tour du Mont Blanc offers a unique immersion into the heart of the magnificent landscapes of three countries : France, Italy, and Switzerland. This legendary loop takes experienced hikers through verdant alpine pastures , high mountain passes , and majestic glaciers , for an unforgettable experience facing the iconic peaks of the massif. From Chamonix , the route begins in Les Houches , before crossing Les Contamines-Montjoie , the Col du Bonhomme, and then Les Chapieux . On the Italian side, the ascent of the Col de la Seigne reveals Courmayeur and the Val Ferret , before crossing the Grand Col Ferret to reach Switzerland. After a peaceful stop in Champex, the Swiss trails lead to Trient , before a spectacular final day in the Aiguilles Rouges Nature Reserve . Lac Blanc , a natural mirror reflecting the surrounding glaciers, brings this circuit to a beautiful close. A multi-day journey combining exceptional panoramas , alpine atmospheres and cultural encounters , for mountain enthusiasts in search of authenticity and escape.