Pinacoteca Nazionale di Bologna

Listen for a moment. Outside, on Via delle Belle Arti, bicycles click over the stones and students talk under the long arcades. Inside, the sound drops away almost at once. The air is cool and still. Your footsteps echo softly on the floor, and the light comes in pale and even through high windows. This is a quiet place, and it was built that way on purpose. These rooms were made for looking slowly.

You are standing in the Pinacoteca Nazionale di Bologna, the city's national picture gallery. It sits in the university quarter, in a building that once belonged to the Jesuits and served as a house for training young members of the order. Today the gallery shares the complex with the Academy of Fine Arts. So the art students you passed outside may be working just a few walls away from the paintings that trained artists for centuries.

Here is the first surprise. Most of these pictures were never meant to hang in a museum. They were painted for altars, chapels and monasteries all across Bologna. At the start of the nineteenth century, under Napoleon's rule, many churches and religious houses in the city were closed. Their paintings were gathered together, and the collection you see today grew largely from that moment. Each canvas here once had a home, a congregation, and candles burning in front of it.

Think about what that means as you walk. A large altarpiece was designed to be seen from below, often in dim light, with the smell of incense around it. Here you can stand close enough to see the brushwork. That is a privilege the original viewers rarely had. It is also a loss. Try to imagine each painting back in its chapel, glowing above a stone altar, and the colours suddenly make more sense.

The early rooms hold gold-ground paintings from the medieval period. One of the treasures is a polyptych by Giotto, the Florentine master who changed European painting around 1300. A polyptych is an altarpiece made of several panels joined together. Look for his signature on it. Nearby are works by Vitale da Bologna, a local painter of the fourteenth century. His Saint George fighting the dragon is full of movement — the horse twists, the cloak flies, the saint leans hard into the blow.

Now move forward in time, to the Renaissance. The gallery holds a famous canvas by Raphael, The Ecstasy of Saint Cecilia. Saint Cecilia is the patron saint of music. Raphael shows her looking up toward a choir of angels, while real instruments lie broken and scattered at her feet. The message is simple and moving. Earthly music falls silent when heavenly music begins. Look down at those instruments — they are painted with great care, almost like a still life.

The Saint Cecilia has a story of its own. It was painted for a church here in Bologna. Then, during the Napoleonic period, French forces carried it to Paris along with many other masterpieces. After Napoleon's defeat, it came back to Italy. Like many works in this building, it has travelled far and returned. Close by you can also find work by Perugino, Raphael's teacher, and by Parmigianino, whose figures have long, elegant necks and calm, almost dreamlike faces.

The heart of the collection, though, belongs to Bologna itself. In the late sixteenth century, three members of one family — Ludovico Carracci and his cousins Agostino and Annibale — started a painting academy in this city. They wanted art to feel natural again. They sent students out to draw from real life, from real bodies and real faces. Their ideas spread across Italy and beyond. Many historians see this movement as one of the roots of Baroque painting.

When you stand in front of the Carracci paintings, look at the people in them. Saints have tired hands. Mothers hold heavy babies. Faces turn toward each other as if in conversation. This was the second quiet revolution in these rooms. The Carracci did not want painted figures to look like perfect statues. They wanted them to look like the neighbours you might meet under the arcades outside.

Their most famous pupil was Guido Reni. In the gallery you can see his Massacre of the Innocents, a painting of the biblical story in which King Herod orders the killing of young children. It is a hard subject, yet Reni arranges it with almost musical balance. Mothers scream, soldiers raise blades, and every gesture fits into a careful pattern. The colours are soft, but the emotion is sharp. Stand back to see the shape of the whole composition.

Look also for Reni's very large altarpiece made for a confraternity of beggars, sometimes called the Pietà of the Beggars. In its lower part, the saints who protected Bologna kneel above a view of the city itself. Search for the towers and roofs painted near the bottom. It is a small portrait of the streets you walked through to get here. Nearby hang works by Guercino and Domenichino, two more painters connected to the Bolognese school.

As you move through the rooms, notice how the gallery breathes. Some halls are small and close. Others open up to hold the tallest altarpieces, so you must tilt your head back to see the top. The walls are plain, and the paintings do most of the talking. On a quiet weekday you may have a whole room to yourself. If you are lucky, you will hear nothing but the soft hum of the building and your own breathing.

Before you leave, choose one painting and give it a full minute. Not a glance — a real minute. Notice the colour of one robe, the angle of one hand, the light falling on one face. Then walk back out onto Via delle Belle Arti. The arcades, the red brick and the students will still be there. But perhaps you will now see the faces of Bologna a little the way the Carracci did... as people worth painting.