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Top 10 Las Vegas by DK Publishing

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TopTen

Hoover Dam

Before the construction of the Hoover Dam early last century, the mighty Colorado River frequently flooded countless acres of farmland in southern California and Mexico. A series of studies into how to tame the rampaging river led in 1928 to the Boulder Canyon Project Act and the subsequent construction of the dam. This colossus of concrete – a triumph of engineering – not only provides reliable water supplies, flood control, and electricity, but is also a huge tourist attraction, with nearly a million visitors a year.prac_info30 miles (50 km) SE ...

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