Add Yahoo as a preferred source to see more of our stories on Google. 00 longest tunnels opener laerda Tunnels are used to carry traffic through some of the most extreme terrain on the planet and they ...

Top 10: World’s longest road tunnels ...

Swiss engineer Carl Eduard Gruner first imagined it in 1947: a massive tunnel, unprecedented in length, buried a mile and a half under Switzerland's symbolic Gotthard mountain range. Nearly seven ...

Nov. 12 (UPI) --Colombia is progressing with one of the most ambitious infrastructure projects in Latin America. Work continues on the Guillermo Gaviria Echeverri Toyo Tunnel that, once completed, ...

The world’s longest and deepest undersea road tunnel is being built in Norway, intended to cut travel time between major cities and become part of a ferry-free highway along its western coast. The ...

Construction has finished on HS2's longest tunnel, which includes extensions with ventilation holes carved out to prevent sonic booms. Trains travelling at 200mph will take only three minutes to go ...

Even after returning home and sweating in the summer heat, four friends say they still shudder at the memory of being trapped ...

BEIJING, Dec. 26, 2025 /PRNewswire/ -- On December 26, 2025, the 22.13-kilometer Tianshan Shengli Tunnel, the world's longest highway tunnel, officially opened to traffic today, making traveling ...

What's the longest underwater tunnel you've ever driven through? The Holland Tunnel into Manhattan, or maybe the Battery Tunnel into Brooklyn? Well, Norway laughs at your pitiful American underwater ...

Tunnels are used to carry traffic through some of the most extreme terrain on the planet and they help ease journeys with reduced travel time. While most tunnels offer a short underground burst of ...