The cultural offer of the province of Caltanissetta is rich and varied from museums and castles to archaeological sites. In the city of Caltanissetta there are many tours to discover about the history of the various cultures that have left evidence of their presence in this land: Greeks, Arabs and Bourbons. First, you can visit the Archaeological Museum of Caltanissetta, full of finds of great importance for the knowledge of indigenous peoples who have left bronze artefacts and ceramic. Other museums are the Diocesan Museum, testimony to the history of the local Church and the Mineralogical Museum that through exposure to minerals such as sulfur, rocks and fossils, certifying the work done in the past of exploitation of various mines for ‘extraction of sulfur. As for the civil architecture, there are many buildings of historical interest, in the historic center and inhabited in the past by prominent local families. Among them are: Testasecca Palace, Palace Benintende, and the Provincial Palace. The Pietrarossa Castle is a medieval fortress, while the Cathedral has two tall towers in the heart of the city; also beautiful are the Abbey of the Holy Spirit and the Church of St. Agatha. Noteworthy is also the archaeological park of Gibil Gabib, home of prehistoric natives. In the rest of the province you can visit the Castle Mussomeli dating from the fourteenth century, where legend narrates about three sisters walled lives inside one of the rooms, called the Hall of the Three Sisters. The Castle Delia is in excellent condition, and with a wonderful view. The Castle of Newfoundland in Gela, has a square with four corner towers, while the Castelluccio is built on a hill that dominates the entire surrounding plain. Gela is one of the largest Greek colonies in Sicily. So much so that the Acropolis excavations have brought to light two Doric temples, one of which is dedicated to Athena.