Our distances are not driving distances, but are calculated as a 'point-to-point' distance starting from Willow Creek. A straight line distance ignores obstructions like rivers, canyons, lakes, et cetera - it's truly a line from Point A (ie- Willow Creek) to Point B.
Our distance measurements begin at a specific point in Willow Creek. The point that we are using is located at these GPS coordinates - Latitude: 61.8083, Longitude: -161.9083 [Map]. In this case, the coordinates for Willow Creek have been provided by the Geographic Names Information System (GNIS).