On January 17, 2007 at 13:00, BHP's Magma Copper Company demolished the twin 500+ ft smokestacks that stood for more than 50 years and served as iconic beacons for both the mining company and the small town of San Manuel. The demolition marked the end of an era for San Manuel, Arizona - my hometown. (http://theclosetentrepreneur.com/remembering-my-hometown-of-san-manuel-arizona)