Rock icons U2 launched their highly anticipated 360 Tour in front of a crowd of 90,000 in Barcelona this week. The show features one...

Rock icons U2 launched their highly anticipated 360 Tour in front of a crowd of 90,000 in Barcelona this week. The show features one of the largest concert stages ever built for a rock tour, and the band will visit 31 cities throughout Europe and North America this year. Additional dates are expected for 2010.