From news.radio.com:

Linkin Park, Thirty Seconds To Mars and AFI held a press conference this morning, (March 4) at Milk Studios in Hollywood, CA to announce this summer’s Carnivores Tour (dates below). The news leaked ahead of time on band fan site, Linkin Park Association. Tickets go on sale this Friday, March 7. […]

“This is a dream come true,” added Thirty Seconds to Mars frontman Jared Leto. “To stand on a stage in front of the Linkin Park army and the Mars army…it’s going to be an incredible adventure. It’s a meeting of the minds and something people are not going to want to miss. An orgy of art and music.”

Read full article here at Source

Carnivores Tour with Linkin Park, Thirty Seconds To Mars & AFI
08/08 − West Palm Beach, FL @ Cruzan Amphitheatre
08/09 − Tampa, FL @ Steinbrenner Field
08/12 − Charlotte, NC @ Verizon Wireless
08/13 − Bristow, VA @ Jiffy Lube Live
08/15 − Camden, NJ @ Susquehanna Bank Center
08/16 − Mansfield, MA @ Comcast Center
08/18 − Holmdale, NJ @ PNC Bank Arts Center
08/19 − Wantagh, NY @ Jones Beach
08/21 − Buffalo, NY @ Darien Lake
08/23 − Montreal, QC @ Parc Jean Drepeau
08/24 − Toronto, ON @ Air Canada Center
08/26 − St. Paul, MN @ Minnesota St. Fair
08/27 − Winnipeg, SK @ MTS Center
08/29 − Chicago, IL @ First Midwest Bank Pavilion
08/30 − Detroit, MI @ DTE Energy Music Theatre
09/06 − Houston, TX @ Cynthia Woods Pavilion
09/06 − Dallas, TX @ Geza Energy Pavilion
09/08 − Denver, CO @ Fiddler’s Green
09/10 − Phoenix, AZ @ US Airways Arena
09/11 − Irvine, CA @ Verizon Wireless Amphitheatre
09/13 − Quincy, WA @ The Gorge
09/15 − Hollywood, CA @ Hollywood Bowl
09/16 − San Diego, CA @ Sleep Train Amphitheatre
09/18 − Sacramento, CA @ Sleep Train Amphitheatre
09/19 − Concord, CA @ Concord Pavilion