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Wonders of World Engineering

Below the Surface


Below the Surface was a series of articles which appeared throughout Wonders of World Engineering. Here is a complete list of the articles, with links to the relevant issues.



Below the Surface


  1. The Mersey Tunnel (part 1)
  2. The First Thames Tunnel (part 11)
  3. Tunnelling the Hudson (parts 14-15)
  4. Subterranean London (part 18)
  5. Conquest of the Severn (parts 20-21)
  6. British Empire’s Longest Tunnel - The Otira Tunnel (part 23)
  7. Tunnels Under Glasgow (parts 28-29)
  8. A Canal Through a Mountain - The Rove Tunnel (parts 29-30)
  9. London’s Underground Railways (part 36)
  10. Alpine Tunnels (parts 48-49)
The Oakland Bay Bridge under construction