Tunnelling in Action How underground ideas become built environments Skip to Videos All | Microtunnelling | Tunnelling | Projects | Projects, • 24/03/2025 Rail Tunnel - Rough-Follo Line Rail project in Norway through hard rock Projects, • 24/03/2025 Eurasia Tunnel Istanbul Istanbul Turkey Subsea Road Tunnel Projects, • 24/03/2025 Hong Kong subsea road tunnel Hong Kong Subsea Road Tunnel Projects, • 24/03/2025 Grand Paris Express Rail project in Paris Projects, • 24/03/2025 Doha Metro Major metro network development in Doha