🇯🇵 Seikan Tunnel
🇬🇧 Channel Tunnel
🇨🇭 Gotthard Road Tunnel
🇳🇴 Romerike Tunnel
🇫🇷 Duplex A86
🇳🇱 Westerscheldetunnel
🇺🇸 Transbay Tube
🇮🇸 Hvalfjarðargöng
🇺🇸 North River Tunnels
🇺🇸 Twin Peaks Tunnel
🇺🇸 Brooklyn–Battery Tunnel
🇺🇸 Holland Tunnel
🇩🇪 Tunnel Jagdeberg
🇧🇪 Tunnel Annie Cordy
🇺🇸 Lincoln Tunnel
🇺🇸 Baltimore and Potomac Tunnel
🇺🇸 Queens–Midtown Tunnel
🇺🇸 Liberty Tunnel
🇫🇷 Tunnels de la Croix Rousse
🇺🇸 East River Tunnels
🇺🇸 Fort Pitt Tunnel
🇩🇪 Eichelberg Tunnel
🇺🇸 Mount Washington Transit Tunnel
🇺🇸 Wabash Tunnel
🇺🇸 63rd Street Tunnel
🇺🇸 Mount Lebanon Transit Tunnel
🇦🇪 Palm Jumeirah Tunnel
🇸🇰 Bratislava Tram Tunnel
🇧🇪 Kennedytunnel
🇺🇸 North Shore Connector Tunnel
🇺🇸 Cork Run Tunnel
🇧🇪 Rupeltunnel
🇧🇪 Sint Annatunnel
🇺🇸 Armstrong Tunnel
🇬🇧 Greenwich Foot Tunnel
🇭🇺 Budai Váralagút
🇨🇿 Žižkovský Tunel
🇦🇹 Schloßbergstollen
🇧🇪 Tunnel de Bouillon

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🇫🇷 Mont d’Ambin Base Tunnel 🚧
🇨🇭 Gotthard Base Tunnel
🇳🇴 Blix Tunnel
🇷🇺 Severomuysky Tunnel
🇳🇴 Ryfylke Tunnel
🇯🇵 Tokyo Bay Aqua-Line
🇹🇷 Marmaray Tunnel
🇫🇷 Fréjus Road Tunnel
🇫🇴 Eysturoyartunnilin
🇹🇷 Eurasia Tunnel
🇲🇷 Choum Tunnel
🇳🇴 Drammen Spiral
🇨🇦 Brockville Tunnel