Original sentence: Its official name is Regione Autonoma Siciliana (English: Sicilian Autonomous Region).Sicily and its small surrounding islands are have highly active volcanos.Sicily, like all regions of Italy, has a rich and unique culture, especially with regard to the arts, music, literature, cuisine, architecture and language.The Sicilian economy is diversified.Tourism and real estate are important sectors for the island (→Economic sectors)
Edited sentence: Its official name is                  Regione Autonoma Siciliana (English: Sicilian Autonomous Region).Sicily and its small surrounding islands are extremely interesting to volcanologists.Sicily, like all regions of Italy when viewed separately, has its own rich and unique culture, especially with regard to the arts, music, literature, cuisine, architecture and language.The Sicilian economy is well diversified.Tourism and real estate are also important sectors for the island (→Economic sectors)