Cathedral of Saint Domnius
What the experts agree on
Split's Cathedral of Saint Domnius is one of Europe's best-preserved Roman structures—originally Emperor Diocletian's 3rd-century octagonal mausoleum, later transformed into a church. A remarkable architectural palimpsest.
Top choice
"Split’s octagonal cathedral is one of the best-preserved ancient Roman buildings standing today. " Full review
3 Stars
"St Domnius Cathedral stands on the ruins of the old octagonal Diocletian mausoleum (transformed into a church in the 7C)." Full review
"The main body of this cathedral is the 3rd-century octagonal mausoleum designed as a shrine to Emperor Diocletian" Full review
"The main body of the cathedral was originally built in Roman times as Diocletian’s mausoleum." Full review