A City on a Hill
Located atop Mont Beuvray in Burgundy, the fortified settlement, or oppidum, of Bibracte was the capital of the Aedui, one of the most powerful Gallic tribes. Founded in the late 2nd century BCE, this city spread across nearly 200 hectares, protected by formidable ramparts. At its peak, Bibracte was a city with an estimated population of 5,000 to 10,000 inhabitants. Its location at an altitude of 821 meters provided a strategic defensive advantage.
Archaeological work, which began in the 1860s, has revealed a well-organized city. The settlement was initially enclosed by a 7-kilometer-long rampart, later replaced by a shorter 5.2-kilometer wall. This "murus gallicus"—a Gallic method of wall-building using timber beams, iron spikes, and stone—enclosed distinct districts for artisans, merchants, and aristocrats. Excavations have uncovered workshops for metalworkers who produced everything from weapons to enameled ornaments, as well as thousands of coins that point to a wide-reaching trade network. Evidence of Roman architectural influence appears quickly after the Gallic Wars, with some aristocratic residences, known as domus, featuring an atrium, heated baths (thermae), and even a sewer system. In 2025, archaeologists unearthed a long-hypothesized aqueduct, confirming the presence of a sophisticated running water system.