Roman Dome
arch:style:roman_domeConcrete shell dome with oculus; Pantheon (c.126 CE, 43.3m diameter); pendentive problem solved later by Byzantines; largest unreinforced concrete dome for 1,300 years.
Concrete shell dome with oculus; Pantheon (c.126 CE, 43.3m diameter); pendentive problem solved later by Byzantines; largest unreinforced concrete dome for 1,300 years.