Built on site of roman temple of Jupiter As well as church of St John the Baptist 1 = Qibla wall (towards Mecca) 2 = Mihrab (prayer niche, towards Mecca) 3 = Courtyard (sahn) with fountain surrounded by arcade 4 = Hypostyle prayer hall (haram) Use of squinches
Aachen, Germany Carolingian Architecture | Central plan: domed octagon Octagonal cloister vault (eight curving triangular segments in dome) Symbolism of 8 Throne for emperor Charlemagne in gallery 8 piers on ground floor | polychrome stone revetments book-matches marbles | arcade of rounded arches polychrome voussoirs | Latin inscriptions 2nd floor gallery with arches opening 2 tiers of Corinthian columns (possible reused from Roman palace in Ravenna) = spoila = symbolism of recycled elements