Our distances are not driving distances, but are calculated as a 'straight-line' distance that begins in Sinuk. A straight line distance ignores things like rivers, canyons, lakes, et cetera - it's truly a line drawn from Point A (ie- Sinuk) to Point B.
Our distance measurements begin at a specific point in Sinuk. The point that we are using is located at these GPS coordinates - Latitude: 64.5928, Longitude: -166.2528 [Map]. In this case, the coordinates for Sinuk have been provided by the Geographic Names Information System (GNIS).