LAS VEGAS, NV - OCTOBER 27: Sean Cronan (R) and Bennie Mendiola, both of Nevada, use excavators to carry construction tires at Dig This October 27, 2011 in Las Vegas, Nevada. At Dig This, tourists ... more 
LAS VEGAS, NV - OCTOBER 27: Sean Cronan (R) and Bennie Mendiola, both of Nevada, use excavators to carry construction tires at Dig This October 27, 2011 in Las Vegas, Nevada. At Dig This, tourists take a short class and can then operate full-size hydraulic excavators and track-type bulldozers in a giant sandbox while being guided by instructors over headsets. (Photo by Ethan Miller/Getty Images) less 
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Getty Images | Photo By Ethan Miller / Getty Images
Thu, Oct 27, 2011 8:11 PM EDT