Conversation so far:
Is Dark Roots of Earth the name of a Testament album?
On July 14, 2011, it was announced that the tenth Testament studio album would be called Dark Roots of Earth.
When was Dark Roots of Earth released?
Dark Roots of Earth was released on July 27, 2012, after many delays.
When Dark Roots of Earth was released, what numbered album was it in Testament's catalog?
Dark Roots of Earth is Testament's tenth album.
What is the name of a single from Testament's Dark Roots of Earth album?
True American Hate is a single from Testament's Dark Roots of Earth album.
Did the public enjoy Testament's Dark Roots of Earth album?
Dark Roots of Earth has received universal acclaim.
Did Testament go on tour in the 2010 to 2013 period?
Prior to the Dark Roots of Earth release, the band toured in the fall of 2011 with Anthrax and Death Angel.
Was Testament's 2011 tour sucessful?

Question: What is the name of another festival or concert that they played at?
Self-contained rewrite: What was the name of another festival or concert that Testament played at besides the 2011 tour?