Arches UK - a collection of Nature’s arches and bridges
L'Arche de Casteljau
NABSQNO 31T 595137 - 4917396
Ardeche Department. The gorges of the Ardeche River contain many natural arches and bridges. Almost all are made up of dolomite limestone and are a magnet for thousands of visitors each summer. This arch is located in the village of Casteljau about 25 kms from Vallon Pont D'Arc.