Is the channel tunnel longer than the mont banc tunnel?

Yes, the Channel Tunnel is longer than the Mont Blanc Tunnel. The Channel Tunnel, which connects the UK and France, is approximately 50.45 kilometers (31.4 miles) long. In contrast, the Mont Blanc Tunnel, which links France and Italy, is about 11.6 kilometers (7.2 miles) long. Thus, the Channel Tunnel is significantly longer.