Settimo San Pietro, Sètimu in Sardinian language, is a comune (municipality) of the Metropolitan City of Cagliari in the Italian region Sardinia, located about 9 kilometres (6 mi) northeast of Cagliari. Settimo San Pietro borders the following municipalities: Quartucciu, Selargius, Serdiana, Sestu, Sinnai, Soleminis. (from Wikipedia)