Post History
You could try the global multi-layer GPS game from Google: Ingress You need to be able to navigate to locations (generally monuments, statues, major landmarks etc) and once there you claim them ...
Answer
#1: Attribution notice removed
by
System
·
2020-05-27T11:08:43Z (over 4 years ago)
Source: https://outdoors.stackexchange.com/a/4294 License name: CC BY-SA 3.0 License URL: https://creativecommons.org/licenses/by-sa/3.0/