Laconia Peninsula. The Mani Peninsula is in the west region of Lakonia. The islands of Kythira and Antikythera lie to the south, but they administratively belong to the Attica regional unit of islands. The island, Elafonisos, situated between the Laconian mainland and Kythira, is part of Laconia. The Eurotas is the longest river in the prefecture. The valley of the Eurotas is predominantly an agricultural region that contains many citrus groves, olive groves, and pasture lands. It is the location of the largest orange production in the Peloponnese and probably in all of Greece. Lakonia, a brand of orange juice, is
Marius (Laconia) Marius (Laconia) Marius or Marios () was a town of ancient Laconia, belonging in the time of Pausanias (2nd century) to the Eleuthero-Lacones; it was situated 100 stadia east of Geronthrae. It contained a sanctuary of all the gods and, one of Artemis, and in each there were copious springs of water. It is represented by Mari, which stands on the road from Geraki (Geronthrae) over the mountains to Kremasti. There are ruins of the ancient town about a mile and a half (2.5 km) to the south of the modern village, and the place is still characterised by its