Emperor of the Roman Empire from 284 to 286 AD, and again from 286 to 305.

Diocletian

Emperor of the Roman Empire from 284 to 286 AD, and again from 286 to 305.

Emperor of Rome from 284 to 305.

Diocletian

Emperor of Rome from 284 to 305.

The details of the Porta-Aura (Golden Gate) of the Diocletian Palace at Spalato.

Porta-Aura

The details of the Porta-Aura (Golden Gate) of the Diocletian Palace at Spalato.