3rd century in architecture From Wikipedia, the free encyclopedia Buildings Arch of Galerius in Thessaloniki 209 – Ghal'eh Dokhtar castle built in Persia by future Sassanid Emperor Ardashir I. 216 – Baths of Caracalla, Rome, completed.[1] 224 – Palace of Ardashir built near Ghal'eh Dokhtar by Ardashir I. 266 – Bishapur city founded by Emperor Shapur I as a capital for the Sassanid Empire 290s – Diocletian's Palace, Split, completed. 298–299 – Arch of Galerius in Thessaloniki (Macedonia) built. See also Timeline of architecture References ↑ "Baths of Caracalla". Encyclopedia Britannica. Retrieved 9 October 2017. This article about history of architecture is a stub. You can help Wikipedia by expanding it.vte Related Articles