“If you look up, at just the right time, you'll see a peacock on the ceiling,” our guide, Javad, explained as he walked us under the gilded and tiled dome of Sheikh Lotf Allah Mosque in Isfahan, Iran.
We craned our necks, searching for just the right angle. With the aid of sunlight passing through a nearby window, an image of a peacock — previously unseen, now tail shimmering — was revealed to us brush strokes. Intermittent cries of “Oh!” indicated when everyone in the room “got it.”