Look if these people generated seismic activity then I can’t imagine what did the 1.5m people who attended Monsters of Rock Moscow in 1991 do…. Or even big spo

Look if these people generated seismic activity then I can’t imagine what did the 1.5m people who attended Monsters of Rock Moscow in 1991 do…. Or even big sports events or rock concerts atop cities which are somewhat hollow beneath such as Paris or Naples, Italy