The high-speed rail tunnel extends as far down the mountains as some of the deepest mines on the planet
Source link : https://www.mirror.co.uk/travel/news/worlds-longest-deepest-tunnel-europe-37092155
Author : [email protected] (Ketsuda Phoutinane)
Publish date : 2026-05-03 04:09:00
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World’s longest and deepest tunnel is 35 miles under mountains — 20 minute journey
By IntelliNews