Perugia is the capital city of the region of Umbria in central Italy, near the Tiber river, and the capital of the province of Perugia. Perugia is a notable artistic center of Italy. The famous painter Pietro Vannucci, nicknamed Perugino, was a native of Perugia. He decorated the local Sala del Cambio with a beautiful series of frescoes; eight of his pictures can also be admired in the National Gallery of Umbria. Perugino was the teacher of Raphael, the great Renaissance artist who produced five paintings in Perugia (today no longer in the city) and one fresco. Another famous painter, Pinturicchio, lived in Perugia. Galeazzo Alessi is the most famous architect from Perugia.