Welcome to Super Bowl LIX. That's Super Bowl 59 for those untrained in Roman numerals, featuring the Kansas City Chiefs facing the Philadelphia Eagles at 6:30 p.m. Sunday in New Orleans.

But, you may have wondered, why isn’t it just Super Bowl 59? Bob Moore, historian for the Kansas City Chiefs told the Associated Press in 2012, “the Roman numerals made it much more important.” ...

We may be at the 59th (LIX) Super Bowl but many are still oblivious to the bunch of apparent letters that change every year. So here is how to read Roman numerals. What are Roman numerals?

This year it's Super Bowl LIII, meaning it's the 53rd Super Bowl. The letters are Roman numerals – the L stands for 50 and the III stands for 3. Where: The Super Bowl venue changes each year.