There are at least two bands with this name:
These are photos from concerts where Unearth played, so they may be of other bands that played the concert as well.
Killswitch Engage / Lamb of God / Unearth / I Killed The Prom Queen Oct 19, 2006 St Kilda, Victoria, Australia Uploaded by Wattoson
Unearth / Killswitch Engage / Lamb of God Oct 17, 2006 Brisbane, Queensland, Australia Uploaded by Aphex Bob
Ozzfest Jul 30, 2006 Hartford, Connecticut, United States Uploaded by Dave Ferraro
Ozzfest 2006 Jul 29, 2006 New York, New York, United States Uploaded by Laura Fazekas
Ozzfest 2006 Jul 27, 2006 Corfu, New York, United States Uploaded by Rock And Metal Music Videos
Ozzfest Jul 21, 2006 Columbus, Ohio, United States Uploaded by Thomas L Bellamy
Ozzfest 06 Jul 16, 2006 Tinley Park, Illinois, United States Uploaded by Lyonspride2
Ozzfest’06 Jul 11, 2006 Selma, Texas, United States Uploaded by Alex Comeaux