Our distances are not driving distances, but are calculated as a 'straight-line' (or point-to-point) distance beginning in Larkinsville. A straight line distance ignores things like rivers, canyons, lakes, et cetera - it's truly a line drawn from Point A (ie- Larkinsville) to Point B.
Our distance measurements begin at a specific point in Larkinsville. The point that we are using is located at these GPS coordinates - Latitude: 34.6909, Longitude: -86.1247 [Map]. In this case, the coordinates for Larkinsville have been provided by the Geographic Names Information System (GNIS).