this is my first summer in CO but i am fucking stoked!  check out the red rocks lineup on ticketmaster...
06/27 - Widespread Panic
06/28 - Widespread Panic
06/29 - WIdespread Panic
07/01 - 311 & Snoop Dogg
07/02 - Stone Temple Pilots
07/04 - Blues Traveler / Live / Collective Soul
07/13 - Boston / Styx
07/14 - Foo Fighters
07/15 - Foo Fighters
07/17 - Steely Dan
07/27 - John Mellencamp
07/31 - Steve Miller Band w/ Joe Cocker
08/02 - Yonder Mountain String Band
08/11 - YES
08/12 - Jethro Tull
08/15 - Slightly Stoopid & Pepper (Tailgate 2008 2-day event)
08/16 - Slightly Stoopid & Pepper (Tailgate 2008 2-day event)
08/16 - Reggae on the Rocks
08/17 - Jack Johnson
08/21 - My Morning Jacket & The Black Keys
08/22 - Punk Rocks 2008
08/26 - Willie Nelson / Jerry Jeff Walker
08/30 - Allman Brothers / Gov't Mule / Umphrey's Mcgee / Bob Weir and Ratdog (2-day)
08/31 - Allman Brothers / Gov't Mule / Umphrey's Mcgee / Bob Weir and Ratdog (2-day)
09/02 - Nine Inch Nails
09/05 - Sound Tribe Sector Nine (2-day)
09/06 - Sound Tribe Sector Nine (2-day)
09/12 - G. Love & Special Sauce / John Butler Trio
09/13 - Monolith Festival (2-day)
09/14 - Monolith Festival (2-day)
that isn't even all of them.  there has to be something you want to see right there.  personally i am trying to make it to some of the 3-day WSP, then YSMB, Yes, Jethro Tull, both Slightly Stoopid & Pepper days, reggae on the rocks, the 2-day allman bros./gov't mule/umphreys, the 2-day STS9, and the g-love/john butler trio