Sicily

Sicily is a mentioned only location.

Background
Sicily is the source of the espresso machines found throughout the Commonwealth. The archaeologist exam at the Pioneer Scout camp also has a question that directly references the island. It asks "Mary's family is visiting the island of Sicily for vacation. She's gotten to see ruins from all kinds of civilizations there! Which of these civilizations left ruins on Sicily?"

Appearances
Sicily is mentioned in the Fallout 4 add-on Vault-Tec Workshop and the Fallout 76 update Wild Appalachia.