Timeline

Heritage classified

Origin and history

Camp des Portes is a prehistoric site located in Contrevoz, in the department of Ain, in the Auvergne-Rhône-Alpes region. This monument, originally dating back to Prehistory, bears witness to the first human installations organized in this geographical area. Ranked as historical monuments in 1913, it represents a rare and protected archaeological heritage, offering an overview of the ways of life and defensive structures of this distant era.

The site is located precisely at coordinates 45° 46′ 56′′ N, 5° 38′ 40′′ E, and its location is listed in the Merimée base under code Insee 01116, corresponding to the municipality of Contrevoz. Although details of its exact use or social organization are not explicitly documented in available sources, this type of prehistoric camp generally suggests a defensive or community function. These sites were often strategically placed to control passages or resources, reflecting the importance of security and cooperation in prehistoric societies.

The Camp des Portes is now owned by the commune of Contrevoz. Its ranking in 1913 underscores its historic and heritage importance, although information on its current accessibility (visits, open to the public) is not specified in the sources consulted. This monument is part of a broader list of protected sites in the department of Ain, contributing to the preservation of the collective memory and archaeological remains of the region.

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