Go to the website: www.geocaching.com/
It gives you details. For some searches, you do not have to have a GPS tracker. You will be surprised by the number of caches out there!
Good luck & have fun!
A Geocash is a treasure chest hidden somewhere. you can use a GPS to find a geocash. when you find a geocash you replace one of the treasures with your own of equal or greater value. for more information, see: www.Geocashing.com
At Massey lesure center (in new zealand)