Search Results | chesapeake and ohio canal
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Harpers Ferry Has a Complex and Dizzying History
history.howstuffworks.com/american-civil-war/harpers-ferry.htm
Harpers Ferry is known as the spot where John Brown launched his disastrous slave rebellion. But why was it also a transportation and ammunitions powerhouse?
How Tunnels Work
science.howstuffworks.com/engineering/structural/tunnel.htm
Constructing a tunnel is one of the most complex challenges in the field of civil engineering. Learn about the basics behind tunnels.
Old Railroads
history.howstuffworks.com/american-history/old-railroads.htm
The age of old railroads saw the birth of the first railroad lines and mass transportation on rail. Read more about old railroads in America.
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