On May 2, 2000, the U.S. government lifted restrictions on GPS, making it more accurate and useful for the general public. That day is now known as Blue Switch Day and while these lifted restrictions ...
In May 2000, a computer consultant, Dave Ulmar, hid a bucket in Oregon in the United States, and placed the GPS co-ordinates on the internet. The bucket was found by two people and geocaching was born ...
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