Quartu Sant is an Italian town in the province of Cagliari in Sardinia, Italy.
The city flourished on the southern part of the plain "Campidano". To the east of the city, there is the mountainous massif "SetteFratelli" (seven brothers), covered with wood which trees provide cork, and it is also a natural habitat for deer, golden eagles e boars. The highest peak is Mount "Serpeddi", which is 1069 m high. The town has indeed 26 km of coastline. The main beach is without doubt one of Poetto qui is as extensive as the busiest.