In 2010, police in Belfast, Northern Ireland, used ice cream van music to calm angry teen rioters - and it worked!
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In Mohave County, Arizona, if someone is caught stealing soap, they must wash themselves with it until it has gone.
23
Al Capone earned $105m per year from alcohol and rackets during the Prohibition era. Today, this would be equivalent to $1.4b per year.
7
Tickling was a form of torture used in ancient China on nobility because it left no mark and recovery was quick.
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