Construction Switzerland took 17 years to tear through the Alps and build the world’s largest railway tunnel, a 57.1 km passage under 2,300 meters of rock, with 50 °C heat and 28.2 million tons excavated to connect the north to the south of Europe. Ana Alice 20/06/2026 at 20:29
Economy China Builds Second Largest Road Tunnel in The World, Stretching 22 km and Costing R$ 20.3 Billion! Roberta Souza 02/01/2025 at 18:19
Industry The World’s Largest Tunnel Just Made China Break Ten World Records! 24 Km Long and a Speed Limit of 100 Km/H Valdemar Medeiros 09/07/2024 at 06:20
