Firuzabad (Fars, Iran). Qala-i-Dukhtar (chateau-fort). Early 3rd century, Sassanian. Remains of barrell-vault of 45 ft span covering platform overlooking gorge and leading out of dome-chamber. Stone. Photographer: Byron, Robert
Firuzabad (Fars, Iran). Qala-i-Dukhtar (chateau-fort). Early 3rd century, Sassanian. One of four plastered arches leading out of some-chamber, in this case to barrel-vaulted platform. Stone. Photographer: Byron, Robert