In 1991 Metallica played live to 1.6 million people, when you see the scale of the crowd it’s mind blowing. Here’s what 1k, 10k, and 100k people l

In 1991 Metallica played live to 1.6 million people, when you see the scale of the crowd it’s mind blowing. Here’s what 1k, 10k, and 100k people l