🇹🇳 Tunisia · Ancient city
Membressa (Medjez el-Bab)
Punic to Modern (3rd c. BCE–present; bridge Roman) · Numidian / Roman-Christian
Medjerda bridge town with 8-arch Roman bridge still in use.
🇱🇾 Libya · Hydraulic works
Cinyps Bridge (Wadi Ka'am)
Roman (Hadrianic, 2nd c. CE) · Roman (Tripolitania)
Three-arched Roman bridge (15 m spans) on Leptis coastal road.
🇹🇷 Turkey · Ancient city
Zeugma
Hellenistic to Sassanid sack 252 CE · Seleucid → Roman → Parthian frontier
Twin Hellenistic foundation (Seleucia on Euphrates + Apamea opposite) bridging the Euphrates by Alexander's engineers, Roman legionary base and Parthian toll city (wealth from Euphrates crossing).
🇹🇳 Tunisia · Ancient city
Thuburnica (Sidi Ali Belgacem)
Roman (Late Republic to Late Antiquity; peak 1st–3rd c. CE) · Roman (Africa Proconsularis)
Veteran colonia near Chemtou with monumental Roman bridge and basilica.