The remains of the roman town can be visited
Roman City Nemausus-Porta Augusta
In Nîmes in Southern France, one can find the remains of the Roman city of Nemausus, including the Porta Augusta. These ancient structures of Gallo-Roman culture are preserved in this region.
History+
The origins of Nîmes date back to Celtic times, when the site was known as Nemausos, meaning “sanctuary” or “temple,” and served as the capital of the Volcae Arecomici in the Provincia Narbonensis. In the 1st century BC, the city was incorporated by the Romans into their province of Gallia Narbonensis and experienced a period of prosperity.
Source: Wikipedia · Licence: CC BY-SA 4.0 · Image: http://commons.wikimedia.org/wiki/File:Porta_Augusta_N%C3%AEmes.JPG?uselang=de
This description draws on the facts documented in the linked Wikipedia article; Wikipedia content is licensed under CC BY-SA 4.0. Wording and editing: Mobile History.
Location: 43.8394, 4.3633