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  2. List of longest tunnels - Wikipedia

    en.wikipedia.org/wiki/List_of_longest_tunnels

    Longest conventional railway tunnel. It is also the world's longest transit tunnel by geodetic distance; 55.782 km (34.661 mi) between the two portals. Total 151.84 km (94.35 mi) of broken out tunnels through solid rocks. [6] [7] Part of the NRLA. Metro Beijing Subway Line 10: Beijing, China

  3. Fehmarn Belt fixed link - Wikipedia

    en.wikipedia.org/wiki/Fehmarn_Belt_fixed_link

    An immersed tunnel is planned for the Fehmarn Belt. At 17.6 km (10.9 mi), it will be the longest ever constructed, surpassing the current largest immersed tube tunnel, which spans 6.75 km (4.19 mi) across the Pearl River Estuary in China as part of the Hong Kong–Zhuhai–Macau Bridge.

  4. Descending up to 40 meters beneath the Baltic Sea, the world’s longest immersed tunnel will link Denmark and Germany, slashing journey times between the two countries when it opens in 2029.

  5. List of longest road tunnels - Wikipedia

    en.wikipedia.org/wiki/List_of_longest_road_tunnels

    Mawan Tunnel China 6.280 km (3.902 mi) 2024 2 Mawan Cross-sea Corridor Jiuling Tunnel China 6.264 km (3.892 mi) 2026 2 G59 12 Fangxian-Wufeng Expressway: Helinyakou Tunnel China 6.260 km (3.9 mi) 2024 2 China National Highway G341: Ma'anshan Tunnel China 6.252 km (3.885 mi) 2025 2

  6. List of longest railway tunnels - Wikipedia

    en.wikipedia.org/.../List_of_longest_railway_tunnels

    Yujialiang Tunnel Shaanxi: 14.504 km (9.012 mi) 2028 Chongqing-Xi'an High Speed Railway: Nanjing South Station Tunnel China 14.442 km (8.974 mi) 2026 Nanjing-Wuhu Railway: Chongming-Taicang Yangtse River Tunnel China (Jiangsu-Shanghai) 14.250 km (8.855 mi) 2028 Shanghai–Nanjing–Hefei high-speed railway: Xierluo Tunnel China

  7. World's longest tunnel now slices through the Swiss Alps - AOL

    www.aol.com/article/2015/08/27/world-s-longest...

    At long last, the world?s longest?and deepest?tunnel lives in Switzerland.

  8. Immersed tube - Wikipedia

    en.wikipedia.org/wiki/Immersed_tube

    [3]: 268 The oldest immersed tube in Europe is the Maastunnel in Rotterdam, which opened in 1942. [4] The Marmaray Tunnel, connecting the European and Asian sides of Istanbul, Turkey, is the world's deepest immersed tunnel at 55 metres (180 ft) below sea level; [5] it is the first rail link crossing the straits. Construction began in 2004 and ...

  9. 'World's Longest' Tunnel Slide Opens In London - AOL

    www.aol.com/article/2016/06/23/world-s-longest...

    Here’s a new and unusual way to take in the London skyline: by zipping down a tunnel slide that claims to be the world’s tallest—and longest.