Junxiao Shi at Time and Navigation

Washington, United States|July 14, 2018 via Swarm for Android

If I can afford this GPS receiver accurate to centimeters, every geocache can be found instantly.

+17

Coins

+5

First check-in at Time and Navigation.

+5

Great photo!

+3

2 check-ins inside National Mall.

+2

First of friends to check in at Time and Navigation.

+2

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