Air traffic had to be temporarily shut down because of the making of this Pink Floyd album cover. During a 1976 photo shoot for Pink Floyd’s Animals, a 40-foot

Air traffic had to be temporarily shut down because of the making of this Pink Floyd album cover. During a 1976 photo shoot for Pink Floyd’s Animals, a 40-foot helium-filled inflatable pig named Algie broke free from its tethers above London’s Battersea Power Station. The massive prop drifted into…