For the curious, I think that number comes from these people and is actually 21.7 miles, includes any kind of drivable surface, (like beaches and unmaintained p

For the curious, I think that number comes from these people and is actually 21.7 miles, includes any kind of drivable surface, (like beaches and unmaintained private roads), and excludes anything that is too wet (like the middle of the great lakes or a flood plain). https://www.bbc.com/news/world-us-canada-42104894 https://www.bbc.com/news/world-us-canada-42104894