Deputy Secretary of Energy Dan Brouillette, Solar Decathlon Director Linda Silverman, Colorado Governor John Hickenlooper, and Denver Mayor Michael Hancock celebrate the official opening of the U.S. Department of Energy Solar Decathlon 2017 at the 61st &amp; Peña Station in Denver, Colorado. Thursday, October 5, 2017. (Credit: Jack Dempsey/U.S. Department of Energy Solar Decathlon)
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/38890715@N08">Dept of Energy Solar Decathlon</a> from Denver, CO
2017-10-05 10:32
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/solar_decathlon/36849569003/">2017 Solar Decathlon</a>