The underground city of Naours has stood the test of time and now reveals its history and secrets. Discover this immense labyrinth dug into the limestone of the Picard plateau (33 m underground). Remarkably organized, it's one of the largest underground refuges in northern France.
Source: SIM Hauts-de-France - ADRT80
Copyright: Creative Commons 3.0
Address: 5 rue des Carrières, Naours
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