The sport of geocaching begins with the first cache placed by Dave Ulmer on 3rd May 2000. The coordinates from a GPS (45°17.460′N 122°24.800′W) were posted on Usenet.
The sport of geocaching begins with the first cache placed by Dave Ulmer on 3rd May 2000. The coordinates from a GPS (45°17.460′N 122°24.800′W) were posted on Usenet.