The architecture of Ancient Rome at first adopted the external Greek architecture and by the late Republic. the architectural style developed its own highly distinctive style by introducing the previously little-used arches. vaults and domes. A crucial factor in this development, coined the Roman Architectural Revolution. was the invention of concrete. Social elements such as wealth and
high population densities in cities forced the ancient Romans to discover new (architectural) solutions of their own. The use of vaults and arches together with a sound knowledge of building materials, for example, enabled them to achieve unprecedented successes in the construction of imposing structures for public use.
Notable examples in France during the period are Alyscamps in Arles and Maison Carr