The official website for State of West Virginia: www.wv.gov/
Our distances are not driving distances, but are calculated as a 'point-to-point' distance starting in Rockville. A straight line distance ignores things like rivers, canyons, lakes, et cetera - it's truly a line drawn from Point A (ie- Rockville) to Point B.
Our distance measurements begin at a specific point in Rockville. The point that we are using is located at these GPS coordinates - Latitude: 38.1662, Longitude: -82.1771 [Map]. In this case, the coordinates for Rockville have been provided by the Geographic Names Information System (GNIS).