Our distances are not driving distances, but are calculated as a 'point-to-point' distance. A straight line distance ignores obstructions like rivers, canyons, lakes, et cetera - it's truly a line from Point A (ie- Belvidere) to Point B.Our distance measurements begin at a specific point in Belvidere. The point we use is located at these GPS coordinates - Latitude: 43.8311, Longitude: -101.2707 In this case, the coordinates for Belvidere have been provided by the Geographic Names Information System (GNIS).