The archipelago is located in about from the Corsican mainland, from
Cape Pertusato, and southeast of Bonifacio. It covers 5,123
ha in area and the highest point is . They include the southernmost point of
Metropolitan France. The two main islands are
Cavallo (112
ha), the only inhabited island in the archipelago, and Lavezzu (Italian: Lavezzo, 66
ha), just on the south of Cavallo. The other islands or islets are, from west to east: Piana, Ratino, Porraggia and Sperduto (or Perduto).{{cite book |author=Jean-François Cubells |author2=Michele Ferrandini |author3=Jean Ferrandini |author4=Jean-Baptiste Orsini |author5=Élisabeth Pereira | date=2012 |title=L'Extrême-Sud |url= http://www.educorsica.fr/phocadownload/pdf/extreme-sud-pn.pdf |url-status= live |language= French | publisher= CNDP–CRDP de Corse | isbn= 978-2-86620-292-7 | page=22 ==History==