s commenced by Maxentius in 312 and completed by Belisariusin 536. It was afterwards filled up. CHAP. II ARCHITECTURE 75 essential features of a defensible gateway were the inner and outerentrances, the projmgnacidum, or vantage-court enclosed betweenthem, and the flanking towers on either side.… … Fig. 10. Wall of Aurelian (exterior). smaller side-passages for pedestrians, though it apparently hada vantage-court, possessed no flanking towers. The better pre-served gates of the Aurelian wall at Rome, which owe theirpresent form to the restoration of Honorius (p. 72), have singlearchways and…
Art · Architecture
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