Dominique nodded her head wistfully. The carvings on the walls were a time capsule of not only memories, but language as well. The oldest visible markings were centuries old, and you could follow along as the letters and spelling gradually evolved from the Pre-Di'Veeran alphabet to modern, standerized characters. To Dominique, things like this were more valuable than even gold- though, she seemed to be the one of the few to truly appreciate it...
"Eh? Oh, that?"
The human boy's voice snapped her out of her thoughts, and Dominique glanced up to where he was pointing. "It is just Old Serenian character. First Era alphabet." she said matter-of-factly, pulling an ancient looking tome out of her bag. "I noticed it too, a few years back. It represents, ah, how you say..." The student rolled her hand in midair, as if trying to flip through an invisible dictionary. "...Well, there's no easy translation. The concept it's meant to describe is too outdated for that. Simplest answer is "the space outside", but this does not quite do it justice..."