To find the cache, stare between the two arrows. When your eyes have crossed, turn around and look for the cache under the first thing you see. You're looking for a small four-tab container in a probably not winter-friendly place.
Now, aren't you glad you know which way to go?
By the way, the trail to the Pisgah Ridge is just up the hill. Just follow the arrow. No, not that arrow, this arrow!