If you like geometry, this is your cache!
You'll probably need paper, pencil and a calculator.
A walk along the beach, in summer or winter, is always good to recharge your batteries, and if there's a cache, even better!
The start is at one of the vertex of a square. The cache coordinates are at the opposite side of the diagonal that begins at the start point.
Download the Wherigo
To find a wherigo cache, we use a smartphone android, with the app WhereYouGo downloaded from the Play Store, it's free!
A cache by
