Diam.

Height.

ft.

ft.

Pantheon, Rome........

142

143

Cathedral, Florence...............

139

310

St. Peter's, Rome...........

139

330

Capitol, Washington, D. C. . .

135½

287½

St. Sophia, Constantinople. . .

115

201

Baths of Caracalla, (Ancient)

Rome...........................

112

116

St. Paul's, London..........................

112

215