Arco di Riccardo: how long is the free audio guide?
About 6 minutes of listening in 5 sections: “Welcome to Arco di Riccardo”, “The Ancient Portal of Tergeste”, “Crafted in White Stone”, “The Mystery Behind the Name”, and “Before You Head Off”.
An Augustan Gateway Woven into the Fabric of the Old Town

Quick answer. Yes. Mappu’s Arco di Riccardo audio guide (Trieste, Italy) is free in your browser: 5 sections and about 6 minutes of listening, in 6 languages. It covers “The Ancient Portal of Tergeste”, “Crafted in White Stone” and “The Mystery Behind the Name”. In the Mappu app, Walk Mode narrates the places around you as you move and answers your follow-up questions.
As you step into Piazza del Barbacan in the heart of the Old Town of Trieste, you might do a double take. Standing right between the residential facades, partially fused into the masonry of a modern building, rises a weathered Roman arch known as Arco di Riccardo. It is not cordoned off in a distant archaeological park or elevated behind protective glass; instead, it is an intimate part of daily street life, where local residents walk past 2,000 years of history on their morning errands. Trieste was known in antiquity as Tergeste, an ancient settlement strategically nestled between the rugged Karst plateau and the sparkling Adriatic Sea. This monument is one of the oldest standing Roman structures in the entire city, surviving centuries of urban transformations. Take a moment to look at how comfortably this grand ancient stone sits alongside later architecture, serving as a quiet gateway between the ancient Roman world and the lively rhythm of modern Trieste.
To understand why this arch stands here, we have to travel back to the first century BC. Historians believe the arch was erected around 33 to 32 BC, during the reign of Emperor Octavian Augustus, who later became the first emperor of Rome. At that time, Tergeste was receiving formidable defensive walls to secure its burgeoning maritime trade and military presence along the northeastern borders of the Roman Empire. Most archaeological evidence indicates that Arco di Riccardo was not merely a standalone victory monument, but a functional city gate built directly into the Roman fortifications. In particular, it is believed to have framed the entrance to the cardo maximus, the primary north-to-south artery of ancient Tergeste. Walking beside it today, you are treading the exact path where Roman legionnaires, merchants carrying amphorae of olive oil, and ordinary townspeople entered the Roman colony on their way up toward the civic forum on San Giusto hill.
Look closely at the construction of the arch itself. Standing roughly 7.2 meters tall and just over 5 meters wide, it presents a compact yet remarkably sturdy silhouette. The structure is built from massive blocks of local limestone, fitted together with the monumental confidence characteristic of Augustan engineering. If you look up under the curve of the archway, you can still trace the delicate carved relief of an ancient plant motif, a graceful natural flourish set into the heavy stone. The arch also tells a story of architectural evolution over the centuries. Flanking the opening, Roman builders carved fluted pilasters topped with elegant Corinthian capitals, though today only the left pilaster remains fully uncovered and visible. Around the first century CE, the arch underwent modifications to match changing imperial styles. Then, in the centuries that followed, the city simply grew around it. The eastern side became woven into the fabric of a neighboring house, while the western side was finally freed from later medieval additions during an excavation in 1913.
You might wonder why a Roman gateway is called the Arch of Richard. The most romantic tale circulating through Trieste points to King Richard the First of England, famously known as Richard the Lionheart. According to local folk tradition, while the crusader king was traveling back to England from the Holy Land in the early 1190s, he was captured and held prisoner right here in Trieste. Popular imagination soon attached the name of the legendary warrior king to the ancient archway. However, modern linguists and historians offer far more grounded explanations that are just as fascinating. One leading theory suggests that Riccardo is actually a phonetic corruption of the word Cardo, meaning the arch was originally remembered as the Arch of the Cardo. Another compelling hypothesis links the name to the Ricario, a medieval municipal courthouse and magistrates office that once operated close to this square. Whether honoring a crusader legend, a Roman street, or a medieval magistrate, the name captures how every era of Trieste leaves its linguistic fingerprint on the urban landscape.
Before you move on from Piazza del Barbacan, take a slow walk around the arch and notice how the texture of the weathered limestone contrasts with the surrounding plastered walls. You are standing in the Città Vecchia, the oldest quarter of Trieste, where every alley hides intersecting layers of Roman, medieval, and Habsburg history. Notice how people sit at nearby cafe tables just paces away from stones carved over two millennia ago. From here, the story of Roman Tergeste continues upward and outward. You can wind your way up the quiet cobblestone alleys toward the Cathedral and Castle of San Giusto, where the ancient civic center once overlooked the bay, or stroll downhill toward the ancient Roman theater near the waterfront. Let your eyes linger on the worn capital of the left pilaster one last time, and let your curiosity guide your next steps through the living history of Trieste.
AI-generated from 6 sources; checked automatically and last updated on October 19, 2026. Verify tickets and opening hours on the official site.
This place is stop 5 of 7 of a self-guided walk: Piazza Unità to San Giusto, Trieste. About 2.4 km and 35 minutes on foot, plus about 44 minutes of listening.
about 0.3 km · about 4 min on foot
about 0.6 km · about 7 min on foot
about 0.5 km · about 7 min on foot
about 0.4 km · about 5 min on foot
Arco di RiccardoThis guide
about 0.4 km · about 5 min on foot
about 0.3 km · about 4 min on foot
Live Walk Mode: 2 hours for 50 credits (€4.99 Starter pack)
Plan your trip on a map and get an audio guide for almost any place nearby: just tap it on the Mappu map.
About 6 minutes of listening in 5 sections: “Welcome to Arco di Riccardo”, “The Ancient Portal of Tergeste”, “Crafted in White Stone”, “The Mystery Behind the Name”, and “Before You Head Off”.
To understand why this arch stands here, we have to travel back to the first century Before Christ. Historians believe the arch was erected around thirty-three to thirty-two Before Christ, during the reign of Emperor Octavian Augustus, who later became the first emperor of Rome. At that time, Tergeste was receiving formidable defensive walls to secure its burgeoning maritime trade and military presence along the northeastern borders of the Roman Empire.
You can ask follow-up questions such as “How did Arco di Riccardo transition from being a fortified Roman city gate into part of a residential building?” and keep asking in Mappu, with the guide connected to your map and trip plan.