Switzerland's mountains conceal a vast underground network spanning over 2,000 kilometers of tunnels, rail lines, roads, ...

Finishing the project's first exploratory tunnel is a major milestone for the Brenner Base Tunnel, which will eventually provide the a dedicated rail link through the Alps between Italy and Austria.

ROME, Sept 18 (Reuters) - Workers broke through a final, thin veil of rock on Thursday, opening an underground tunnel between Austria and Italy that will eventually become a high-speed rail line ...

Discover the record-breaking network of tunnels being constructed beneath the Alps. This video explores the top 6 longest tunnels in the region, highlighting their significance and specifications. 0:0 ...