
Fossatum Africae is a linear defensive structure (limes) claimed to extend over 750 km (470 mi) or more in northern Africa constructed during the Roman Empire to defend and control the southern borders of the Empire in Africa. It is considered to have many similarities of construction to Hadrian's Wall, one of the northern borders of the Empire in Britain.

Haïdra is a municipality in western Tunisia, containing the ruins of Ammaedara, one of the oldest Roman cities in Africa. It was a diocese and is now a Roman Catholic titular see.

Lambaesis (Lambæsis), Lambaisis or Lambaesa, is a Roman archaeological site in Algeria, 11 km (7 mi) southeast of Batna and 27 km (17 mi) west of Timgad, located next to the modern village of Tazoult. The former bishopric is also a Latin Catholic titular bishopric.

Leptis or Lepcis Magna, also known by other names in antiquity, was a prominent city of the Carthaginian Empire and Roman Libya at the mouth of the Wadi Lebda in the Mediterranean.

The borders of the Roman Empire, which fluctuated throughout the empire's history, were realised as a combination of military roads and linked forts, natural frontiers and man-made fortifications which separated the lands of the empire from the countries beyond.

The Limes Mauretaniae was a portion of a 4,000-kilometre (2,500 mi) Roman fortified border (limes) in Africa approximately 100 kilometres (62 mi) south of the modern day Algiers.

The Limes Tripolitanus was a frontier zone of defence of the Roman Empire, built in the south of what is now Tunisia and the northwest of Libya. It was primarily intended as a protection for the tripolitanian cities of Leptis Magna, Sabratha and Oea in Roman Libya.

Thelepte was a city in the Roman province of Byzacena, now in western Tunisia. It is located near the border with Algeria about 5 km north from the modern town of Fériana and 30 km south-west of the provincial capital Kasserine.

Theveste was a Roman colony situated in the present Tébessa, Algeria.

Timgad was a Roman city in the Aurès Mountains of Algeria. It was founded by the Roman Emperor Trajan around CE 100. The full name of the city was Colonia Marciana Ulpia Traiana Thamugadi. Emperor Trajan named the city in commemoration of his mother Marcia, eldest sister Ulpia Marciana, and father Marcus Ulpius Traianus.