my young nephew got me into it he came back from america with a gps and told me he had done a cache and you used this gadget to find them he told me all about caching i thought so what not for me then i looked on the web found the nearest one to me and did it thought not bad got a gps for my birthday which my wife thought was a waste of money as she thought i would never use it but 2 yrs on and 270 caches later im still going loving it and glad that my nephew went to america and told me about it or i dont think i would have heard about this great pasttime