![U2 Then and Now on Twitter: "5 June 1983. Red Rocks Amphitheatre, Colorado. This legendary U2 gig was almost cancelled due to rain. A 9000 sellout, only 4,400 turned up https://t.co/6SuEDuHKoX" / Twitter U2 Then and Now on Twitter: "5 June 1983. Red Rocks Amphitheatre, Colorado. This legendary U2 gig was almost cancelled due to rain. A 9000 sellout, only 4,400 turned up https://t.co/6SuEDuHKoX" / Twitter](https://pbs.twimg.com/media/Cz4RXIQXAAAYSIV.jpg)
U2 Then and Now on Twitter: "5 June 1983. Red Rocks Amphitheatre, Colorado. This legendary U2 gig was almost cancelled due to rain. A 9000 sellout, only 4,400 turned up https://t.co/6SuEDuHKoX" / Twitter
![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. - Rocky Mountain News - 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. - Rocky Mountain News -](https://digital.denverlibrary.org/digital/api/singleitem/image/p16079coll32/31689/default.jpg)
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. - Rocky Mountain News -
Red Rocks Park & Amphitheatre on Instagram: “40 years ago today, U2 performed one of the most memorable concerts in #RedRocksCO history when its rain-soaked and power performance was…”
![U2: The story of the band and the state (Colorado) that welcomed it to the New World – The Denver Post U2: The story of the band and the state (Colorado) that welcomed it to the New World – The Denver Post](https://www.denverpost.com/wp-content/uploads/2016/05/20110513__AE15Bono1p1.jpg?w=600)