University of Pennsylvania
History of Florence
This site provides the complete text of Machiavelli's "History of Florence."
Internet History Sourcebooks Project
Fordham University: Medieval Sourcebook: History of Florence
This site from the Fordham University provides a text by Niccolo Machiavelli about the history of Florence and Lorenzo de'Medici. It contains a biography about the great Florentine and how his life influenced the great Renaissance city.
Other
Art and History of Florence
A multi-part history of Florence from its earliest origins to the present.