-Rome -c.200-400 CE -Excavated Tufa+Fresco -Underground networks graves -loculi (body chamber) -4 million bodies buried in catacombs in rome -5 levels deep
-Constantinople
(Anthemius of Tralles and Isidorus Miletus)
532-537 CE
Brick+ ceramic elements with stone + mosaic veneer) -Originally a christian church -Used as a museum now -pendentive helps distribute weight -Put windows in the dome to make it feel light