A poronkusema is a unit of measurement used by the Saami people of Finland, and is based on the distance a reindeer can travel before it needs to pee. It was once used to delineate a distance of around 4.5 miles, but now describes something that is simply far away. (From Ripley’s Believe It or Not: Eye-popping Oddities)
Sylvia Shults, author 