TB9HW2G [Coordinate Address Link] ▼
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Celebrate geocaching's 20 birtday by visiting caches everywhere.
The "Big Blue Switch" is the mythical switch that allowed civilians to access GPS at high resolution.
The actual switch was really a command to the GPS satellite cloud that allowed us to find our way to close coordinates.
Gallery Images related to Blue Switch 20th Anniversary GeocoinView 1 Gallery Image
Discovered today at this event: GC8QHW8 (Happy 20th Geocaching Birthday CITO) during its initial release out into the caching world! Thanks for sharing!😊
Discovered at the cito event in DeWitt. Thanks
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