Sunset Amphitheater (Wash.)

found: Work cat.: Skier below Sunset Amphitheater, west slope of Mt. Rainier, n.d., via the Dwight Watson digital images collection, Mar. 26, 2008.

found: GNIS, Mar. 28, 2008(Sunset Amphitheater, basin, Wash., Pierce Co., 46°51ʹ37ʺN 121°47ʹ04ʺW)

found: Washington place names, via WWW, Mar. 26, 2008(Sunset Amphitheater: "This glacial mass, elevation 12,522 feet is on the west slope of Mt. Rainier below Liberty Cap, at the head of the Puyallup Glacier.")

found: Sunset Amphitheater high on west flank of Mount Rainier, Washington, via WWW, Mar. 28, 2008(Sunset Amphitheater and Point Success both expose thick layers of lava and pyroclastic debris erupted by the volcano. The South Tahoma Glacier descends from the base of Point Success and Puyallup Glacier descends from Sunset Amphitheater. The white band cutting across the middle of the amphitheater is a layer of pumice about 35 m thick. Sunset Amphitheater is the source for at least two large landslides in the past 3,000 years, including that which generated the Electron lahar about 500 years ago.)

found: Wikipedia, Mar. 28, 2008(under Mount Rainier: "The broad top of Mount Rainier contains three named summits. ... The lowest of the three summits is Liberty Cap, 14,112 feet (4,301 m), at the northwestern edge, which overlooks Liberty Ridge, the Sunset Amphitheater, and the dramatic Willis Wall"; under Puyallup Glacier: "the Puyallup Glacier begins as a branch off of the ice stream that flow out of the Sunset Amphitheater")