🇹🇷 Turkey · Temple complex
Didyma Temple of Apollo
Hellenistic to Roman 313 BCE–558 CE · Greek (Milesian) and Roman Imperial
Giant unfinished oracle temple with 19.7 m columns and Sacred Way to Miletus.
🇩🇪 Germany · Hydraulic works
Eifel Aqueduct (Eifelwasserleitung) — Roman Aqueduct to Cologne
Roman Imperial (Flavian to Late Roman, 1st–3rd c CE) · Roman Gallo–German (Colonia Agrippina)
95-km Flavian Roman concrete aqueduct (c.80 CE) delivering 20,000 m³/day from Eifel springs to Cologne.
🇮🇷 Iran · Hydraulic works
Band-e Kaisar (Valerian Bridge-Dam, Shushtar — Pol-e Kaisar)
Sassanid Early (Shapur I, 241–270 CE) built by Roman captives · Sassanid Persian with Roman engineering corps (Legio)
500-m Roman-Sassanid arch bridge/dam (260 CE) raising Karun for Shushtar's 10-km Gargar canal — easternmost Roman dam.
🇯🇴 Jordan · Ancient city
Jerash (Gerasa)
Hellenistic to Early Islamic (c.332 BCE–749 CE, peak 1st–3rd c CE) · Graeco-Roman / Nabataean / Byzantine / Umayyad
One of the best-preserved Greco-Roman cities in the Near East, Gerasa was a Decapolis city with colonnaded cardo, two tetrapylons, Hadrian's Arch (129 CE), Oval Plaza, Temple of Artemis and Temple of…
🇫🇷 France · Hydraulic works
Barbegal Roman Aqueduct & Mill Ensemble (Fontvieille, Provence)
Roman Imperial (Hadrian to Severan, 2nd–3rd c CE) · Roman Gallo-Roman (Arelate)
Hadrianic 16-wheel industrial mills (early 2nd c CE) on 9 km aqueducts — Roman factory producing 4.5 t flour/day for Arles.
🇪🇸 Spain · Hydraulic works
Les Ferreres Aqueduct (Devil's Bridge, Pont del Diable — Tarraco Aqueduct)
Roman Augustan (late Republic to early Principate) · Roman Tarraconensis (Tarraco Colonia)
217-m Augustan double-tier arcade (20 BCE–20 CE) 27 m high — Tarraco's Francolí aqueduct masterpiece.
🇮🇷 Iran · Hydraulic works
Shushtar Band-e Kaisar — Roman Bridge-Dam Caesar's Dam
Sassanian (Roman capture) · Sassanian Persian, Roman legion engineers
Karun 500-m Roman arch bridge-dam by Valerian's legion 260 CE with Gargar mills, core of UNESCO Shushtar system.
🇹🇳 Tunisia · Ancient city
Musti (Mustis)
Punic to Late Antiquity (4th c BCE–7th c CE; peak 2nd–3rd c CE) · Punic-Numidian / Roman / Byzantine
15-ha Punic–Numidian to Roman colonia on Carthage–Theveste road with three arches and Byzantine fortress.
🇹🇷 Turkey · Temple complex
Oracle of Claros
Hellenistic to Late Roman ~300 BCE–395 CE · Greek (Colophonian) then Roman Ionian
Underground water-oracle of Apollo where prophet drank sacred pool to versify prophecies.
🇱🇧 Lebanon · Megalith
Baalbek
Phoenician to Roman (c. 16 BCE–250 CE major Roman phase) · Roman / Phoenician
Monumental Roman temple complex on earlier Phoenician tell, with Temple of Bacchus (best preserved Roman temple) and Trilithon – three megalithic limestone blocks 19 x 4.5 x 3.6 m, 800 tonnes each,…
🇬🇧 United Kingdom · Archaeological wonder
Ruins of Karez Terramare Monastery
Roman (300 BCE–500 CE) · Roman
Ruins of Karez Terramare Monastery in Somerset, South West England, United Kingdom is a Roman (300 BCE–500 CE) archaeological wonder attributed to Roman culture.
🇹🇳 Tunisia · Ancient city
Vazi Sarara
Punic/Numidian to Byzantine (2nd c. BCE–7th c. CE; peak 2nd–5th c. CE) · Numidian / Roman / Byzantine
Vazi Sarara (Henchir Bez) is an inland Byzacena/ Africa Proconsularis colonia on the Siliana plain, founded as peregrine civitas and promoted colonia under Probus.
🇹🇷 Turkey · Temple complex
Ephesus and Temple of Artemis
Archaeic Greek to Roman Imperial 10th c. BCE–3rd c. CE, Artemision 550 BCE · Greek Ionian then Roman
Roman Asian capital with Artemis Wonder remnant and Library of Celsus.
🇮🇷 Iran · Hydraulic works
Shushtar Extension - Band-e Mizan
Achaemenid to Sassanian (5th c. BCE core; 260 CE Band-e Mizan by Valerian captives) · Sassanian with Roman engineering
Band-e Mizan – upstream regulator weir of Shushtar Hydraulic System (Khuzestan): 390m limestone weir across Karun splitting into Gargar canal (40 mills) vs Shatit, built 260 CE by Roman captives of…
🇩🇿 Algeria · Ancient city
Timgad North Quarter (Thamugadi)
Roman (100 CE – 7th c CE; Trajanic foundation) · Roman (Numidia, Legio III Augusta veterans)
The northern insula quarter of the perfect Trajanic grid city (12×12 insulae), Timgad North exposes veterans' houses, library with mosaic, northern baths and market, beyond the bli...
🇪🇬 Egypt · Archaeological wonder
Mons Porphyrites
Roman Imperial (18 CE–4th c. CE; peak Hadrianic 130–200 CE) · Roman
Mons Porphyrites (Jabal Abu Duhhan) is the world's only imperial porphyry source, 950 m Red Sea mountain, producing purple leucocratic andesine porphyry monolithic columns and sarcophagus of…
🇪🇬 Egypt · Archaeological wonder
Mons Claudianus
Roman Imperial (1st–4th c. CE; peak Trajan–Hadrian 98–138 CE) · Roman (Imperial quarrying)
Mons Claudianus is a remote Eastern Desert granodiorite (quartz-diorite) imperial quarry, 700 m altitude between Nile and Red Sea, source of grey column shafts for Pantheon, Trajan's Forum and Villa…
🇩🇿 Algeria · Archaeological wonder
Fort Howe Archaeological Complex
Roman (300 BCE–500 CE) · Roman
Fort Howe Archaeological Complex in Tassili n'Ajjer, Algeria is a Roman (300 BCE–500 CE) archaeological wonder attributed to Roman culture.
🇬🇧 United Kingdom · Archaeological wonder
Vindolanda Roman Fort
Roman (85–410 CE) · Roman
Vindolanda Roman Fort in Northumberland, South of Hadrian's Wall, United Kingdom is a Roman (85–410 CE) archaeological wonder attributed to Roman culture.
🇮🇳 India · Ancient city
Ter
Maurya 300–187 BCE → Satavahana 187 BCE–230 CE → Vakataka 250–400 CE · Satavahana (Periplus Tagara)
Periplus Tagara emporium (300 BCE–400 CE) on Terna — 50+ Roman amphorae and Ter ivory lady with Roman hair, 40 ha rampart.
🇪🇸 Spain · Hydraulic works
Aqueduct of Segovia
Roman Flavian Trajanic c.112 CE · Roman (Hispania)
Aqueduct of Segovia – 28.5m double-tier granite ashlar aqueduct (167 arches, 15 km total, 813m bridge) carrying Río Frío to Alcázar without mortar, c.112 CE Flavian-Trajanic. UNESCO 1985.
🇹🇳 Tunisia · Ancient city
Thuburbo Minus (Tebourba) – Amphitheatre & Capitol
Roman (1st c BCE – 7th c CE; colony under Hadrian) · Roman (Africa Proconsularis) / Early Christian
Road town on the fertile Medjerda floodplain, Thuburbo Minus became Hadrianic colonia with Capitol, baths, amphitheatre (56×46 m oval) destroyed 1680 for bridge stone, and olive pr...