Loudest Sound Ever?

....back in my Oaktown Era, spouse, self, and an old fm/GF jumped on our m/c's  and caught the takeoff of the Concorde doing it's 'Round The Globe' Very exclusive flight from OAK.

End of the runway, close as poss.....

!?*!!!!......"Uh, wow....." (followed by expletives....)

Not only LOUDER THAN (*).....FAST 
...you're going somewhere

STS-107 Space Shuttle launch from astronaut family viewing stands approximately 3 miles from launch pad. The low frequency sound waves were so powerful, you could feel your internal organs vibrate and the higher frequencies sounded like a loud crackle.  

Krakatoa

The Krakatoa explosion was heard 3000 miles away. It ruptured eardrums 100 miles away.