Sounds like a job for ShadowAce!

Ted Louis Glenn wrote:

>There's a puzzle cache that I want to place on a peak
>in the Tucson Mountains (yes, it's outside the National Park).
>If anyone is familiar with "peak at the orthocenter" you can
>imagine that this is the sort of thing I shouldn't do by myself.
>Anyone want to co-own a cache? :)
>
>Btw, there's no math involved for this puzzle.  You'll have to
>figure it out from the name of the cache, but it'll be easier
>than: "."
>
>P.S. I've solved the puzzle for the orthocenter cache, but I'm
>not going to try it unless another geocacher wants to come
>along with me.
>  
>