A pattern
This skylight at palace Feltrinelli (Gargnano, Brescia), here seen from the pavement of the upper floor, presents a symmetry f type *442. Indeed, the symmetry is broken by the frame of the skylight itself, as we can see in this other photo.
© matematita
The image belongs to the sections...:
*442 (p4m) (Symmetry)
Roofs and domes (Anthology of images)
Roofs and domes (Symmetry)