Test it like a player
The final checkpoint only opens within 150 metres of the courtyard.
← Lock types
Real GPS position
The player's real position, verified against a coordinate and a radius. It is the only mechanic that cannot be solved from a sofa, which is what makes it worth using outdoors.
Create a free lock →Real GPS position
Use your position or pick a point on the map.
Use your position to set the target
Set the answer
Set the target coordinate and the accepted radius in metres.
Templates
Medium60 min2 steps
GPS trail
A city trail that checks where players actually are. One map riddle, then a real GPS checkpoint.
Locks used: Map, Real GPS position
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