sentences:  By removing the Forum, Google successfully prevented the Panoramio community from getting in touch with each other again and launching a petition against the closure.At the time Google closed Panoramio the site was a vital community with more than 94,370,531 pictures by more than 4,000,000 users.Panoramio asked users to organize images using tags (a form of metadata), which allow searchers to find images concerning a certain topic such as place name or subject matter.