Indre-et-Loire is a department in west-central France named after the Indre River and Loire River. In 2019, it had a population of 610,079. Sometimes referred to as Touraine, the name of the historic region, it is nowadays part of the Centre-Val de Loire region. Its prefecture is Tours and subprefectures are Chinon and Loches. Indre-et-Loire is a touristic destination for its numerous monuments that are part of the Châteaux of the Loire Valley.