Engineering Feats Series

The International Tunnel

Completed in 1930, this remains the only underwater vehicular tunnel ever built between two nations.  It was completed in 26 months at a cost of $23 Million.   read more

Canal Above the River

Considered by many to be an engineering achievement equivalent to the Brooklyn Bridge, this aqueduct is the oldest cable-suspension bridge in the U.S. still standing with its original elements.  .   read more

The Longest Bridge / The Deepest Water

When completed in 1874, this was the longest bridge in the world at the time with an overall length of 6,442 ft.  And it was the first major project to use structural alloy steel as the primary structural material....  read more

The Mightiest Dam in the Country

This dam is the largest concrete structure in the U.S. and was the first structure in the world to exceed the volume of the Great Pyramid of Giza in Egypt.  There's enough concrete in the dam to build a standard six-foot sidewalk around the world at the equator.....  read more

An Airport Twice the Size of Manhattan

This airport was the second largest public works project in the world, smaller only than the Chunnel linking England and France.  Based on land mass, it is the largest airport in the U.S. and the third largest in the world.....  read more

How a Pigeon Saved a U.S. Monument

The Washington Monument is still the tallest masonry structure in the world and still viewed  as a true feat of engineering genius.  However, the structure may not have ever been completed without the help of a pigeon ... read more. 

Galloping Gertie Shakes Until She Falls

Most of the experts who examined her thought she was safe.  In fact, most thought that her movements were little more than an annoyance ...  read more. 

Dog Days of Summer

These late summer days in August and September can sometimes be brutally hot. A last blast of heat before the cool of autumn takes over.  They call it the Dog Days of Summer. And it can be miserable.  ...  read more. 

The World's Second Tallest Free-Standing Structure ... And Not a Bad Place For A Nice Brunch Either

It is said that necessity is the mother of invention. Cliché perhaps, but true nonetheless. ...  read more. 

The Tallest Monument in the US

It’s an impressive sight, but most who have never seen it in person probably don’t realize ... read more

I'm Dreaming of a Green Christmas

As the public has become more environmentally conscious, more and more of America’s icons are “going green...”   read more. 

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