Spanning across 65 communes, it is surrounded by the 3 major cities in the department, Reims to the north, Epernay to the south and Châlons-en-Champagne to the east.
It is considered as the green lung and both locals and visitors enjoy the many hiking trails it has to offer.
Over 150 species of plants and trees can be found in the park, including the famous “faux de Verzy”, where the largest concentration of twisted beech trees in Europe can be found with 800 specimens.
The park’s fauna is abundant with 59 species of insects, 36 mammal species, in particular rodents, 22 species of fish and crustaceans, as well as several species of amphibians, birds and reptiles, some of which are protected.
There are 40 “natural areas of interest for ecology, fauna and flora” are located in whole or in part within the boundaries of the park. 2 sites are classified as Natura 2000.