Oppida

thumb|260x260px|Distribution of fortified oppida, La Tène culture|La Tène period

antique Gallo-Roman town

thumb|right|280x280px|Plan of the oppidum of Bibracte Bibracte, a Gallic oppidum (fortified settlement), was the capital of the Aedui and one of the most important hillforts in Gaul. It was located near modern Autun in Burgundy, France. The material culture of the Aedui corresponded to the Late Iron Age La Tène culture.

The Glauberg is a Celtic hillfort or oppidum in Hesse, Germany consisting of a fortified settlement and several burial mounds, "a princely seat of the late Hallstatt and early La Tène periods."

The Heuneburg is a prehistoric Celtic hillfort by the river Danube in Hundersingen near Herbertingen, between Ulm and Sigmaringen, Baden-Württemberg, in the south of Germany, close to the modern borders with Switzerland and Austria. It is considered to be one of the most important early Celtic centres in Central Europe, particularly during the Iron Age Hallstatt culture period. Apart from the fortified citadel, there are extensive remains of settlements and burial areas spanning several centuries.

thumb|Nesactium thumb|Nesactium, Histrian vase thumb|Ruins of Nesactium

defensive walls

human settlement in France

oppidum

mountain in Lower Austria

The Milseburg is an extinct volcano and at above sea level the second highest elevation in the Hessian part of the Rhön Mountains, Germany. The hill is located east of Fulda, near the villages of Kleinsassen and Danzwiesen. It is a popular destination for hikers and bikers. Scientifically, Milseburg is most notable for the remains of a large Celtic oppidum. It also features several other structures on the peak, including a chapel dedicated to St Gangulphus.

thumb|Photo of the Titelberg plateau|220x220px

Cenabum, Gaul (sometimes written Cenabaum or Genabum) was the name of the capital city of the Carnutes, located near the present French city of Orléans. Cenabum was an oppidum and a thriving commercial town on the Loire river.

human settlement in France

thumb|right|The fountain at Argentomagus in 2009 The Roman city of Argentomagus was located in the Mersans plateau of central France, at the strategic point on the north bank of the river Creuse, where a Roman bridge once traversed. It was located at the crossing of two roads—Cenabum (Orléans) to Augustoritum (Limoges), and Limonum (Poitiers) to Avaricum (Bourges). The Latin name of the city meant "Silver Market." The modern town of Argenton takes its name from the ancient site of Argentomagus.

iron age oppidum in southern France

thumb Segeda is an ancient settlement, between today's Belmonte de Gracián and Mara in the province of Zaragoza, Aragon, Spain. Originally it was a Celtiberian town, whose inhabitants, the Belli, gave it the name Sekeida or Sekeiza.

Vertillum is a Gallo-Roman site in the modern commune of Vertault in the Côte-d'Or department of eastern France. It has been extensively (and often destructively) excavated over the past century. Many of the objects found at the site are held in the nearby Musée du Pays Châtillonnais.

Ulaca was a hill fort settlement or oppidum (also known as a castro) where Vettones people lived at the end of the Iron Age (third–first centuries BC). Some ruins are visible after archaeological excavations have taken place. It is located in the municipality of Solosancho in the province of Ávila in Spain.

Celtic oppidum near Oberursel in the Taunus in Germany

thumb|280px|View from the banks of the hill Židovar is an archeological site and settlement near Vršac, Serbia. This site is famous by the treasure that was found here.

thumb|Roman camp with Gallic wall at Saint-Thomas, Aisne|Saint-Thomas ([[Aisne).]] Bibrax is a Gallic oppidum (fortified settlement). Its position has long been debated, but the oppidum is now almost certainly identified with the site of Saint-Thomas (Aisne).