<prompt> Translate the following text to EnglishSiena, mji wa kihistoria wenye kujivunia, unatawala miji ya milima ya Tuscany kusini, wakati mji wa chuo kikuu wa Perugia na Assisi ya Mtakatifu Francisko ni funguo za uzuri wa Umbria.  <response>: Siena, its proud historic rival, dominates the Tuscan hill towns to the south, while the university town of Perugia and the Assisi of St. Francis are the keys to Umbrias luminous beauty. 