Subiaco is a comune in the Metropolitan City of Rome Capital, in the Italian region of Latium, 40 kilometres from Tivoli alongside the River Aniene. It is a tourist and religious resort because of its sacred grotto, in the medieval St. Benedict's Abbey, and its Abbey of Santa Scolastica. It is one of I Borghi più belli d'Italia. The first books to be printed in Italy were produced here in the late 15th century.