Hidden beneath the Swiss Alps is one of the worlds most remarkable engineering networks: more than 1,400 tunnels spanning over 2,000 kilometers. Led by the 57-kilometer Gotthard Base Tunnel, this vast underground system shifted freight from trucks to rail, cutting emissions, easing congestion, and turning Switzerland into a global model for climate-smart transportation.

La vasta red subterránea en los Alpes transforma el transporte europeo y evita al menos 700.000 toneladas de CO2.

Hidden beneath the Swiss Alps is one of the worlds most remarkable engineering networks: more than 1,400 tunnels spanning over 2,000 kilometers. Led by the 57-kilometer Gotthard…