Slipknot has announced a handful of summer U.S. headline tour dates. The two-week run kicks off on August 22nd in Seattle, WA and runs through September 5th in Milwaukee, WI. Anthrax and The Black Dahlia Murder will provide support. Here's the schedule:

8/22 Seattle, WA @ White River Amphitheater
8/23 Kennewick, WA @ Toyota Center
8/25 Great Falls, MT @ Four Seasons Arena
8/26 Billings, MT @ Metra Park Arena
8/28 Boise, ID @ Quest Arena
8/29 Salt Lake City, UT @ The E Center
8/31 Colorado Springs, CO @ Colorado Springs World Arena
9/1 Casper, WY @ Casper Events Center
9/3 Fargo, ND @ Fargodome
9/4 Rochester, MN @ Mayo Civic Center
9/5 Milwaukee, WI @ Eagles Ballroom