"Making the album was an incredible challenge, but it was a self-created challenge. We set ourselves the task of making an album that would stand alongside our best work."
- The Edge on Songs of Innocence, 2014
did you know
U2 have played nearly 2000 live shows all around the world which have consisted of over 30,000 various songs played in proper live shows, promotional dates and impromptu performances with many regions such as China yet to see a live U2 performance.