Our distances are not driving distances, but are calculated as a 'straight-line' distance that stretches from Winburn. A straight line distance ignores obstructions like rivers, canyons, lakes, et cetera - it's truly a line drawn from Point A (ie- Winburn) to Point B.
Our distance measurements begin at a specific point in Winburn. The point that we are using is located at these GPS coordinates - Latitude: 33.5082, Longitude: -86.5469 [Map]. In this case, the coordinates for Winburn have been provided by the Geographic Names Information System (GNIS).