Crossing the Mont Blanc Tunnel in 2026: Rules, costs and transfer tips
The Mont Blanc Tunnel is one of the most famous alpine crossings in Europe, linking the Chamonix Valley in France directly with the Aosta Valley in Italy. At 11.6 kilometres in length, this engineering marvel saves drivers hours of travel by cutting straight through the base of the Mont Blanc massif. However, as the tunnel enters its seventh decade of operation, managing its maintenance while keeping the traffic flowing has become a major challenge for the operators.