Peak performance! Three members of a dance troupe rappel down the side of iconic 853ft Transamerica

Peak performance! Three members of a dance troupe rappel down the side of iconic 853ft Transamerica Pyramid in San Fran

Three people were spotted rappelling down the Transamerica Pyramid building in San Francisco Monday. The trio were part of Oakland-based Bandaloop - an aerial vertical performance troupe. San Francisco police confirmed that the performance was done with permission.