An electrical storm developing over southern Willamette Valley ((The Willamette Valley is the most populous region in the state of Oregon of the United States. Located in the state’s northwest, the valley is surrounded by mountain ranges to the east, west and south. “Willamette Valley.” Wikipedia. 9 November 2014.)), taken from Spencer Butte ((Spencer Butte is a prominent landmark in Lane County, Oregon, United States, on the southern edge of Eugene, with an elevation of 2,058 feet (627 m). “Spencer Butte.” Wikipedia. 8 June 2014.)) summit near Eugene, Oregon.