In an emergency situation a compass is an essential tool.  Even if you have lived in the area for your entire life, the effects of a disaster can change the appearance of the terrain, sometimes radically.  Landmarks can literally disappear.  In addition to this, during a natural disaster or man-made problem such as social unrest, you may be forced to find a new route.  In either of these scenarios, even if you have a good sense of direction, you will need a compass to get to your destination quickly and safely. Electronics fail. This article explains what you need to know now, while you still have the opportunity to get ready.