Our distances are not driving distances, but are calculated as a 'straight-line' (or point-to-point) distance starting in Kachemak Silo. A straight line distance ignores things like rivers, canyons, lakes, et cetera - it's truly a line from Point A (ie- Kachemak Silo) to Point B.
Our distance measurements begin at a specific point in Kachemak Silo. The point that we are using is located at these GPS coordinates - Latitude: 59.8000, Longitude: -151.0583 [Map]. In this case, the coordinates for Kachemak Silo have been provided by the Geographic Names Information System (GNIS).