Your search for "tunnels" returned 57 results
Constructing a tunnel is one of the most complex challenges in the field of civil engineering. Learn about the basics behind tunnels.
Underwater tunnels, like the Marmaray, rely on some extreme construction techniques. Learn more about underwater tunnels at HowStuffWorks.
Will the Stad Ship Tunnel ever become a reality? Learn more about shipping and engineering in this HowStuffWorks article.
I've noticed that the insides of road and subway tunnels are usually covered in ceramic tile. Is there any particular reason for this or is it simply convention?
Let's say that it were possible to bore a tunnel from one side of Earth, through the center and out the other side. If you were to jump into the tunnel on one side of the planet, what would happen?
Urban legends about Disney World abound. Find out whether there's a secret city under Walt Disney World at HowStuffWorks.
Underpasses may seem like adequate shelter, but think again. Learn if underpasses are really safe during tornadoes at HowStuffWorks.
How was the Bay Bridge built? Learn about the engineering behind the Bay Bridge at HowStuffWorks.
Could lunar colonists live inside the moon? Learn more about lava tubes on the moon in this HowStuffWorks Now article.
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