This is the ATK Thiokol Propulsion facility near Promontory, Utah where they test items such as NASA's solid fuel booster rockets. Check out the blast area to the right!
Photos of what happens here:
http://returntoflight.org/multimedia/photos190a_6.html
http://returntoflight.org/multimedia/photos190a_7.html
http://returntoflight.org/multimedia/photos190a_8.html
This is the business end of the 'kjfitz' post:
http://virtualglobetrotting.com/map/6960/
http://virtualglobetrotting.com/map/6960/