Grammy-nominated metal band Lamb of God has announced a massive co-headlining tour with fellow heavy hitters Mastodon.

The extensive tour will crisscross the country, touching down in numerous cities across North America.

Opening and closing dates have not been finalized at press time, but fans can expect an epic setlist featuring hits from both bands' discographies.

Dates listed below represent some of the key stops on the itinerary: * April 15th – Los Angeles, CA @ The Forum * April 18th – Denver, CO @ Pepsi Center * April 20th – Minneapolis, MN @ The Fillmore * April 22nd – Detroit, MI @ Masonic Temple * April 25th – Chicago, IL @ Aragon Ballroom Supporting acts for the tour have not been officially announced.

Fans can expect a high-energy performance from both headlining acts, featuring their signature sounds and explosive live performances.

Lamb of God's latest release saw them exploring new sonic territory, while Mastodon continues to push the boundaries of progressive metal.

When questioned about the tour, Lamb of God frontman Randy Blythe exclaimed, "We're stoked to be sharing the stage with our brothers in Mastodon again.

Their musicianship is second to none and we can't wait to get up on stage with them and rock this country together!