Lamb of God have been confirmed for a number of European festivals, they are:

June 2nd in Nurburgring, GER @ Rock Am Ring Festival
June 3rd in Nurnberg, GER @ Rock Am Park Festival
June 4th in Brussels, BEL @ Ancienne Belgique
June 5th in Northampton, UK @ Soundhaus
June 6th in Edinburgh, UK @ Liquid Rooms
June 7th in Glasgow, UK @ Carling Academy
June 9th in Sheffield, UK @ Coperation
June 10th in Leicestershire, UK @ Download Festival
June 12th in Colchester, UK @ Arts Centre
June 13th in Hellendoorn, NL @ Lantaarn
June 15th in Hultsfred, SWE @ Hultsfred Festival
June 17th in Seinajoki, FIN @ Provinssirock Fest
June 20th in Berlin, GER @ SO36
June 21st in Tilburg, NET @ 013
June 22nd in Clisson, FRA @ Hellfest
June 23rd in Dessel, BEL @ Graspop Metal Meeting Festival
June 25th in Hamburg, GER @ Grunspan
June 27th in Arendal, NOR @ Hovefestivalen
June 28th in Copenhagen, DEN @ Pumpehuset
June 29th in Twistringen, GER @ Reload Festival
June 30th in Leipzig, GER @ With Full Force Festival
Source Lamb of God have been confirmed for a number of European festivals, they are:

June 2nd in Nurburgring, GER @ Rock Am Ring Festival
June 3rd in Nurnberg, GER @ Rock Am Park Festival
June 4th in Brussels, BEL @ Ancienne Belgique
June 5th in Northampton, UK @ Soundhaus
June 6th in Edinburgh, UK @ Liquid Rooms
June 7th in Glasgow, UK @ Carling Academy
June 9th in Sheffield, UK @ Coperation
June 10th in Leicestershire, UK @ Download Festival
June 12th in Colchester, UK @ Arts Centre
June 13th in Hellendoorn, NL @ Lantaarn
June 15th in Hultsfred, SWE @ Hultsfred Festival
June 17th in Seinajoki, FIN @ Provinssirock Fest
June 20th in Berlin, GER @ SO36
June 21st in Tilburg, NET @ 013
June 22nd in Clisson, FRA @ Hellfest
June 23rd in Dessel, BEL @ Graspop Metal Meeting Festival
June 25th in Hamburg, GER @ Grunspan
June 27th in Arendal, NOR @ Hovefestivalen
June 28th in Copenhagen, DEN @ Pumpehuset
June 29th in Twistringen, GER @ Reload Festival
June 30th in Leipzig, GER @ With Full Force Festival
Source