An outdoor activity that usually involves the use of a GPS receiver or traditional navigational techniques to find a geocache placed anywhere in the world. A typical cache is a small, waterproof container containing a logbook and treasure - usually trinkets of little value.

TOP 10

1. travel guides

2. satellite navigation

3. gps

4. directions

5. route planner

6. satnav

7. atlas

8. postcodes

9. gis

10. compass

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