Aerec's eyes hone in on the mark, and he struggles to remember where he has seen such a thing before. Then, with an excited grunt, he nods his head enthusiastically. "I have seen marks like that. I can't swear that any were identical, but the resemblance is undeniable. They were carved into trees in a small dell not too far from here. I was a bit..." he hesitates, ashamed to admit it, "...lost, so I don't know that I can find it again. But it was near enough to the falls that I was able to navigate by their sound."