Pons Fabricius

Put your hand on the parapet for a moment. The stone is rough and cool, and worn smooth in places by two thousand years of elbows and palms. Below you, the Tiber runs green and brown, sliding past the island ahead. Scooters hum along the riverside road. Gulls call from the embankment. And under your feet is the oldest Roman bridge in the city that still stands in close to its original form.

This is the Pons Fabricius. It links the left bank of the Tiber, on the side of the old Jewish quarter, to Tiber Island in the middle of the river. Romans have crossed here on foot, on horseback, and in carts since the late Roman Republic. Today it carries only people. That quiet is part of the pleasure. You can stop in the middle, lean over, and nobody will hurry you along.

The bridge was built in 62 BCE. That is before Julius Caesar crossed the Rubicon, before the Roman Republic became an empire. The man responsible was Lucius Fabricius, an official in charge of roads. In Rome, that role carried real weight, because roads and bridges held the city together. He replaced an older wooden crossing with something meant to last. It has lasted far longer than he could have imagined.

Here is the first thing most visitors miss. Fabricius signed his work. On the arches, facing the water, there is a carved Latin inscription with his name and his title. It records that he built the bridge and that he also approved the finished work. Think of it as an ancient builder's guarantee. Look carefully from the riverbank below, and you can still read the letters cut into the stone.

There is a second inscription as well. It records an inspection a few decades later, in 21 BCE, after floods had tested the bridge. Two consuls, the highest elected officials of Rome, confirmed that the structure was sound. So the bridge carries not only its builder's name, but also an official note that it passed a safety check. Very few monuments anywhere preserve that kind of practical, everyday record.

Now look at the shape of the bridge itself. It rests on two broad arches, and each arch springs from the banks to a central pier in the river. In that central pier, there is a small third opening, like a window through the stone. It is not decoration. When the Tiber rose in flood, water pushed through this gap instead of piling up against the pier. Roman engineers understood the river well. That small opening is one reason the bridge survived so many floods.

The Tiber was never a gentle river. For most of Rome's history, it flooded the low streets again and again. Water filled churches and houses, sometimes rising well above head height. The tall stone embankments you see along the river today came much later, at the end of the nineteenth century, to finally control it. Before that, this bridge faced the full force of the water for nearly two thousand years. It held.

Now turn toward the parapet near the entrance on the riverbank side. You will see stone pillars topped with carved heads. Each pillar has four faces looking in four directions. These are herms, a kind of ancient sculpted post. They gave the bridge its popular Italian name, Ponte dei Quattro Capi, which means the Bridge of the Four Heads. The herms are ancient, but they were brought here from somewhere else and set into the bridge later.

Locals tell a darker story about those heads, and it is worth hearing as legend, not history. According to one popular tale, a pope in the sixteenth century hired four architects to restore the bridge. The four men argued constantly. When the work was done, the story says, the pope had them all executed on the spot. The four-faced herms were then placed here in their memory. There is no evidence for any of it. But Romans have repeated the tale for centuries.

The bridge has had other names, too. In the Middle Ages, it was often called the Bridge of the Jews. This is because it leads directly from the old Jewish quarter of Rome, one of the oldest Jewish communities in Europe. Behind you, in the streets on the riverbank, you can still find kosher bakeries and restaurants. You can also see the great square dome of the main synagogue, built in the early twentieth century, rising above the rooftops.

Ahead of you lies Tiber Island, shaped a little like a ship. In ancient times, Romans built a temple to Asclepius here. Asclepius was the Greek god of medicine. Since then, the island has never really lost its connection to healing. A hospital still stands on the island today, and the church of Saint Bartholomew rises on the site where the temple once stood. People cross this bridge to visit the sick, just as they did in ancient Rome.

Look downstream, past the island. You will see a single broken arch standing alone in the middle of the river, attached to nothing. Romans call it Ponte Rotto, the Broken Bridge. It is the last fragment of another ancient bridge that floods destroyed over the centuries. Seeing it from here helps you understand what an achievement the Pons Fabricius is. Its neighbour fell apart. This one is still in daily use.

On the far side of the island, another ancient bridge carries you on to the Trastevere district. So in one short walk, you can cross the whole river on Roman bridges. It is one of the simplest and most satisfying walks in the city. Take the steps down to the island's lower embankment, too. From the waterline, the arches look much taller, and the brick and stone surfaces show every patch and repair.

Before you move on, stand still in the middle of the bridge one more time. Feel the slight rise of the roadway under your feet. Listen to the water moving around the central pier. The same river, the same stones, and the same simple purpose — getting people from one side to the other. Lucius Fabricius put his name on this work more than two thousand years ago. As you walk away, look back once. It is still doing its job.