1. Large central nave, which reached a height of 39 m under three groin vaults 2. Aisles in concrete with octagonal coffers 3. Western apse, which contained the colossal statue of Constantine.
Hypostyle hall, also called the "Temple of the Spirit of Sety, Beloved of Ptah in the House of Amun." Elements included: flower capitals; bud capitals; clerestory.
“A section through the Propylaea, showing the northern half. The Pinakotheke is on the left. The gateway was approached by a broad ramp which was probably stepped. Visitors passed through a temple-like entrance composed of six Doric columns....
"...the largest of the three late classical houses south of the Agora just west of the Panathenaic Way." (caption, p.50); "...the middle house is much larger, about 25 by 19 metres (82 by 62 1/2 feet) overall." (p.50)
"The form of the upper levels of the structure are much debated by scholars and have been reconstructed here after the work of James Packer." (caption, p.235); "It's total length was about 170 metres. [...] The building was 60 metres...
“The porch has sixteen Egyptian grey and red granite columns, each 40 Roman feet in height and weighing about 84 tons. […] The diameter and height of the rotunda are exactly the same, 43.2 metres [meters] (140 feet). […] The walls of the...
Dedicated in 13 or 11 BC. (p.186); "The structure was 150 metres (490 feet) in diameter, though its seating capacity was probably only 14,000." (p.186)