You might not know that Flint was once a prospering metropolis.  But it was.  And you might not know that prospering metropolis was almost wiped off the face of the earth when an F5 tornado touched down in 1953. 

Back in the 50's they didn't have facebook, which would have sucked.  They also didn't have Doppler Radar, or tornado sirens, which would have sucked even worse.  Check out the damage.