Folks,
You will find my pictures from the recent Black Canyon trip on Facebook at:
https://www.facebook.com/gregory.adams.108#!/media/set/edit/a.183832768430663.1073741827.100004118230314/
For those interested in the Very Bright Lights we saw outside Primm Nevada on the way to the river, read:
http://en.wikipedia.org/wiki/Ivanpah_Solar_Power_Facility
This plant should eventually produce 392 MegaWatts of power by using sunlight to make steam to spin the turbines. This is about 1/5th of the maximum capacity of Hoover Dam (2080 MW) which generates electricity by using flowing water rather than steam to spin the turbines!