Enna is a city in central Sicily, located on a plateau at the foot of Mount Etna. It is the capital of the province of Enna and is one of the oldest cities in Sicily, with a history that dates back to the 8th century BC. It is known for its archaeological sites, including the ruins of the ancient Greek city of Henna, as well as its medieval churches and castles. Enna is also home to a number of museums and art galleries, making it a popular tourist destination.