And you all thought this was going to be a fart joke. sorry.
No, Krakatoa shattered eardrums 40 miles away and was heard up to 3000 miles away. Also check out the youtube link at the bottom of this post:
This volcanic eruption (tiny in comparison) is pretty wild. Watch how the clouds get disturbed by the blast:
https://www.youtube.com/watch?v=BUREX8aFbMs