It's a picture of the first beam particle going all the way around the LHC, colliding with a piece of the LHC deliberately, and showering particles into the detector.
Eshte nje fotografi e pare e nje grimce rrezeje te pare duke shkuar rreth e rrotull LHC-se, duke u sjelle me nje pjese te LHC-se, dhe duke lare grimcat brenda detektorit.