U2 playing its famous Red Rocks show, taped for the "Under A Blood Red Sky" video concert, June 5, 1983. Photo by Greg Wigler/Special to the News.

Greg Wigler, U2 playing its famous Red Rocks show, taped for the "Under A Blood Red Sky" video concert, June 5, 1983. Photo by Greg Wigler/Special to the News. (12/31/1903), [431901769] . Denver Public Library Digital Collections, accessed 13/03/2026, https://digital.denverlibrary.org/nodes/view/703508