Here’s a long-standing fact for you: the Roman mile, or mille passus, literally meant “a thousand paces”—each pace being two steps. That’s about 1,480 meters, and it laid the groundwork for the modern mile, which clocks in at 1,609.34 meters or 5,280 feet.

And here’s a quirky twist: the yard was once defined as the distance from King Henry I’s nose to the tip of his outstretched thumb. Talk about a royal reach! 👑📏