Why did lots of men attend and watch public hangings in medieval times as a 'day out'?

Why did lots of men attend and watch public hangings in medieval times as a day out?
Why did lots of men attend and watch public hangings in medieval times as a day out?
Why did lots of men attend and watch public hangings in medieval times as a day out?
Why did lots of men attend and watch public hangings in medieval times as a 'day out'?
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