Longest concert tour by a rock band

Longest concert tour by a rock band
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Who
Thirty Seconds To Mars
What
309 total number
Where
United States (New York)
When
07 December 2011

The longest concert tour by a rock band is 309 concerts, achieved by Thirty Seconds to Mars (USA), at Hammerstein Ballroom, New York, New York, USA, on 7 December 2011

The concert tour was in support of their album 'This Is War'. The tour started on 11 November 2009 and lasted more than 2 years.