scarce with our ballooning population, perhaps aquatic structures like these will someday become far more common.
a. US Navy Submarine Holland 1898 First successful submarine constructed in 1898 by John Philip Holland. The ship’s armaments consisted of a single torpedo tube and a pneumatic cannon known as a dynamite gun It was powered by a cylinder gasoline
engine for surface travel, but also included a 160- horsepower electric motor to move underwater. b. The Punta Della Dogana, Italy Venice's 17th Century Architectural Wonder Completed in the 17th Century, the
Punta della Dogana stands as one of the most iconic buildings in Venice. It was originally designed to serve as a customs house. Like many of
Venice's
buildings, the foundations for the Punta della Dogana were built by pushing long stakes of wood deep into the sand beneath the water. The floating techniques applied in ships and submarines became the base for designing of floating structures.
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