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Photo: via Wikimedia Commons, Public domain
Now completely underground, the cryptoporticos, a semi-subterranean gallery, was a sort of a base for the Roman Forum in Arles. It was built at the end of 1st century BC. The current structure has a horseshoe form. The entrance is inside the Hôtel de Ville d'Arles.
In Ancient Roman architecture a cryptoporticus is a covered corridor or passageway. The usual English is "cryptoportico". The cryptoportico is a semi-subterranean gallery whose vaulting supports portico structures aboveground and which is lit from openings at the tops of its arches.
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A modern ethnographic museum of Provence that incorporates an elegant Jesuit chapel.
Classical theatre
It was built at the end of the 1st century BC.
Médiathèque & Bibliothèque Municipale
A former hospital with a courtyard where Van Gogh was kept under medical treatment.
The remains of the Roman baths.