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Tunisia -

El Djem Amphitheater, El Djem, North Africa. 

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Spain - The Amphitheater of Mérida.

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Jordan - The walled Greco-Roman settlement of Gerasa. 

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Cyprus - The ruins of ancient Kourion, located on the island's southwestern coast.

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Italy - Ostia Antica, near Rome.

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Turkey - The Library of Celsus, Ephesus. 

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Italy - The Colosseum, Rome.

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Italy - Dionysiac frieze, Villa of Mysteries, Pompeii.

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Spain - Aqueduct of Segovia. 

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Italy - Wall mosaic in Herculaneum, Ercolano, Campania. 

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Turkey - The ancient amphitheater in Hierapolis, Pamukkale. 

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Italy - The Amphitheater of Capua. 

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Croatia - The Pula Arena is the name given to the city's Roman amphitheater.

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France - Pont Du Gard Bridge, Nimes.

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Portugal - The Roman Temple of Évora, Alentejo, one of Portugal's must-see ancient sites.

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England - The Roman Baths, Bath, Somerset. 

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Italy - Farnese Gardens on Palatine Hill at the Roman Forum, Rome.

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Croatia - Diocletian's Palace, Split. 

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Italy -

Villa Romana del Casale, Piazza Armerina, Sicily. 

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Portugal - House of the Fountains, Conímbriga.

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Jordan - The ruins of ancient Gadara (Umm Qais).

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France - The Amphitheater of Nimes. 

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Cyprus -

Paphos mosaics, Paphos Archaeological Park.

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Tunisia - Ruins of the Baths of Antoninus at Carthage. 

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England - Hadrian's Wall, the largest Roman artifact anywhere. 

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Lebanon - The Temple of Bacchus at Baalbek. 

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Lebanon - The Roman Triumphal Arch at Tyre. 

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Israel - The Caesarea aqueduct. 

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Algeria - The ruins of the Romano-Berber city of Timgad, in the Aurès Mountains.

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Germany - The Trier Imperial Baths complex.  

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Tunisia -

Dougga is the best-preserved Roman small town in North Africa.

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England - Fishbourne Roman Palace, Chichester, West Sussex. 

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Morocco -

Volubilis, situated near the city of Meknes.

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Spain - Baelo Claudia, near Tarfia—one of Andalusia's most significant and well-preserved Roman archaeological sites.

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Turkey - The Temple of Hadrian, in the ancient city of Ephesus.

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Macedonia - Roman mosaic artwork in Heraclea Lyncestis, an ancient city located near present-day Bitola, Republic of Macedonia.  

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Germany - The Porta Nigra in Trier.

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England - The ruins of Vindolanda, a Roman auxiliary fort located south of Hadrian's Wall. 

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Jordan - The Temple of Hercules near Amman. 

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Algeria Djémila - Djémila remains a fine example of how Roman architecture could be adapted to a mountain environment. 

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Libya -

The Theater of Sabratha is one of the most magnificent Roman sites anywhere.

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Wales - Caerleon Roman Fortress and Baths. 

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Bulgaria - Plovdiv and its ancient Roman theater. 

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Libya - The imposing Septimius Severus Arch, Leptis Magna. 

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Turkey - Aspendos, an ancient Greco-Roman city, is known for having the best-preserved amphitheater of antiquity. 

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France - The Amphitheater of Arles. 

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France - The Maison Carrée in Nimes has one of the best-preserved Roman temple facades to be found in the former territory of the Roman Empire.

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Spain - The Ferreres aqueduct, also known as the Pont del Diable, was built to supply water to the Roman city of Tarraco, today Tarragona.  

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Spain - The Roman bridge of Córdoba has been restored and renovated on several occasions. 

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Italy - The Pantheon, Rome. 

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Italy -

The ornate Maritime Theater in Hadrian's Villa, situated near Tivoli.

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Italy -

The Baths of Caracalla, Rome. They were the city's second-largest public baths.

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Tunisia - The Roman forum temples at Sbeitla.

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France - The Temple of Augustus and Livia, Vienne.

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Italy - The Temple of Hercules Victor in Piazza Bocca della Verità, in the Forum Boarium area. 

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Greece - The Odeon of Herodes Atticus. It is named after the wealthy Greek aristocrat who served as a Roman senator and who funded its construction. 

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Italy - The Amphitheater of Flavian in Pozzuoli. 

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Hungary - The ruins of the ancient city of Aquincum are located in Budapest. 

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Italy -

The Pompeii Forum and Jupiter Temple. Mount Vesuvius is in the background.

See also: Making the most of a visit to Pompeii and Vesuvius

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