EntityQ1428686· pop 35· linked from 1,234 articlesoculusSign in to savecircular opening in the center of a dome or in a wallConnectionsPantheonEntityFranceCountryGermanyCountryIranCountryRomeEntitySyriaCountryLatinEntityThomas JeffersonEntityFlorenceEntityLyonEntityByzantine EmpireEntityHanoverEntityInternational Standard Book NumberEntitywindowEntityAncient GreekEntityIsfahanEntityConstantinopleEntityRavennaEntityClermont-FerrandEntityAngersEntityCategoriesArchitectural elementsCeilingsDomesRoofsWindows