The Dodecanese (, ; Δωδεκάνησα, Dodekánisa, literally "twelve islands") are a group of 15 larger plus 150 smaller Greek islands in the southeastern Aegean Sea, off the coast of Asia Minor (Turkey), of which 26 are inhabited. Τhis island group generally defines the eastern limit of the Sea of Crete. They belong to the wider Southern Sporades island group.
The most historically important and well-known island, Rhodes, has been the area's dominant island since antiquity. Of the others, Kos and Patmos are historically the more important; the remaining twelve are Agathonisi, Astypalaia, Chalki, Kalymnos, Karpathos, Kasos, Leipsoi, Leros, Nisyros, Symi, Tilos, and Kastellorizo. Other islands in the chain include Alimia, Arkoi, Chalki, Farmakonisi, Gyali, Kinaros, Levitha, Marathos, Nimos, Pserimos, Saria, Strongyli, Syrna and Telendos.