Top ten "You know you're from Boulder when...." punchlines

After putting together our top ten "You know you're from Colorado when...." punchlines list, plus our ten favorite "You know you're from Denver when...." zingers, Boulder was feeling left out -- or at least we're pretty sure it was. Either way, we stumbled upon a vintage list of funny references to the town we know and love and photo-illustrated its ten most memorable tributes to Boulderosity. Check them out below.