Réserve naturelle nationale du Bois du Parc
Mailly-le-Château, France · built 1979
The Bois du Parc National Nature Reserve (RNN39) is a National Nature Reserve located in the department of Yonne. Established in 1979, it spreads over 45 hectares (110 acres), and its most interesting features are its steep-sided cliffs in an important coral reef dating from the Jurassic period.
NatureReserve data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).