New Souvenir: Blue Switch Day 2020! – Official Blog

2020 is a special year for geocaching as it marks the 20th year of people around the world using GPS technology to find adventure, community, and of course geocaches. This was all made possible by the events that took place on May 2, 2000, or as geocachers call it, Blue Switch Day.

Source: New Souvenir: Blue Switch Day 2020! – Official Blog

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