This porch of seven meters high is topped with a square base upon which rests a semi-spherical ribbed dome; the intermediary area, the dodecagonal drum of the sharp-edged dome, is pierced by sixteen small rectangular windows set into rounded niches.
This porch of seven meters high is topped with a square base upon which rests a semi-spherical ribbed dome. The intermediary area is pierced by sixteen small rectangular windows. These sixteen small rectangular windows are set into rounded niches. The intermediary area is the dodecagonal drum of the sharp-edged dome.