1. We have Bill Clinton to thank for the GPS accuracy we need to go geocaching Well, kind of. On 1st May 2000, President Clinton announced the US government’s decision to “stop the intentional degradation of the Global Positioning System (GPS) signals available to the public.” This ‘degradation’ feature was called Selective Availability (SA) and the ending… Read More 15 Things You May Not Know About Geocaching | The Geocaching Junkie