At least one of them does. Caleb follows the movement of Yussa's hand as it flicks casually through familiar somatics.

"What are you seeing?" he asks. He suspects quite a few must be enchanted--and at least some of them trapped. "We should steer clear of any with an evocation or conjuration signature." He'd rather not be caught unprepared when one of these portraits shoots a fireball out of its eyes, or something worse.

The two of them begin to make their way up. Rather than stairs, the floors are connected by ramps with a slow, easy incline. As opposed to being evenly spaced, the paintings are in groups on the walls. Possibly organized by subject, artist, or date Caleb would guess, but he can't know for certain without looking more closely.