Crete (Greek: Κρήτη / Kríti, sometimes spelled "Krete" in English) is the largest of the Greek islands and is the fifth largest in the Mediterranean Sea - after Sicily, Sardinia, Cyprus, and Corsica. It is located between the Sea of Crete and the Libyan Sea, south of the Peloponnese. It contains the southernmost city within the European continent, Ierapetra, which is only about 645 km (about 400 miles) from the coast of Libya. Crete is approximately 260 km long and 60 km wide. The island is divided into four prefectures: from west to east, Chania, Rethymnon, Heraklion, and Lasithi. Crete's population is approximately 650,000.