The building contained one hundred marble pillars, and was also adorned with sculptures and mosaics sent from Ravenna by Pope Adrian I.
His edition (1896-1905) of the Aristophanic scholia from the Ravenna MS. was less successful.
Giovanni the Lame (Sciancato), a man of a daring impetuosity only equalled by his ugliness, had proved so useful a general to Giovanni da Polenta of Ravenna as to win in reward the hand of that potentate's beautiful daughter, known to history as Francesca da Rimini.
He concluded a concordat with Rudolph of Habsburg in May 1278, by which the Romagna and the exarchate of Ravenna were guaranteed to the pope; and in July he issued an epochmaking constitution for the government of Rome, which forbade foreigners taking civil office.
The 18th-century series of portraits of the archbishops of Ravenna is no doubt copied from an earlier original.
In 606 the diocese was divided into two parts, and the patriarchate of Aquileia, protected by the Lombards, was revived, that of Grado being protected by the exarch of Ravenna and later by the doges of Venice.
To the mouth of the Tiber, and including the duchies of Perugia and Rome, served to unite the immediate territory of Ravenna with the duchy of Naples, and to separate the two bodies under Lombard dominion, the kingdom in the north, and the southern - duchies Spoletum and Beneventum.
About 740 it consisted of Istria, Venetia (the maritime portion of which was ceasing to be a province and was becoming a protected state, the forerunner of the future republic of Venice), Ferrara, Ravenna (the exarchate in the limited sense), Pentapolis, Perusia, Rome, the coast of Naples and Calabria (in the sense of the toe and not the heel of the boot) which was being overrun by the Lombards of the duchy of Beneventum, which with Spoletum held the interior.
Lord Byron resided at Ravenna for eighteen months in 1820-21, attracted by the charms of the Countess Guiccioli.
Venice, Istria, the Dalmatian coast and South Italy were assigned to the East, while Rome, Ravenna and the Pentapolis were included in the Western realm.