Alimena is a comune in the Metropolitan City of Palermo in the Italian region of Sicily, located about 80 kilometres southeast of Palermo. Aliā¦Alimena is a comune in the Metropolitan City of Palermo in the Italian region of Sicily, located about 80 kilometres southeast of Palermo. Alimena borders the following municipalities: Blufi, Bompietro, Gangi, Petralia Soprana, Petralia Sottana, Resuttano, Santa Caterina Villarmosa, Villarosa.