History of the Cyclades Roman province. Under Diocletian, there existed a “province of the islands” that included the Cyclades. Christianisation seems to have occurred very early in the Cyclades. The catacombs at Trypiti on Milos, unique in the Aegean and in Greece, of very simple workmanship, as well as the very close baptismal fonts, confirms that a Christian community existed on the island at least from the 3rd or 4th century. From the 4th century, the Cyclades again experienced the ravages of war. In 376, the Goths pillaged the archipelago. When the Roman Empire was divided, control over the Cyclades passed to the Byzantine
Cyclades islands are uninhabited. Ermoupoli on Syros is the chief town and administrative center of the former prefecture. The islands are peaks of a submerged mountainous terrain, with the exception of two volcanic islands, Milos and Santorini. The climate is generally dry and mild, but with the exception of Naxos the soil is not very fertile; agricultural produce includes wine, fruit, wheat, olive oil, and tobacco. Cooler temperatures are in higher elevations and mainly do not receive wintry weather. The Cyclades are bounded to the south by the Sea of Crete. The Cyclades Prefecture () was one of the prefectures of