The city is located between three hills : Sant'Anna, Monte San Giuliano and Poggio Sant'Elia. In this province there are several monuments and places of interest : the Cathedral of Caltanissetta ( built between the years 1560-1620 and opened to the public in 1622 ), Palazzo Testasecca, Benintende Palace, Piazza Garibaldi, Corso Vittorio Emanuele.
NISCEMI: it's situated on a hill. Exist a protected natural area of the Region of Sicily name Sughereta.
GELA: it's an important agricultural, industrial and resort city. Gela is rich in monuments and historical sites.