What could be more enjoyable than a Sunday nature outing to meet the species that live in the heart of the dry grasslands at the dawn of summer? Come and spend a Sunday afternoon with us, in good spirits! This activity is brought to you by the Conservatoire d'espaces naturels des Hauts-de-France, in partnership with COMMUNE DE ROBERVAL and SYNDICAT MIXTE D'AMÉNAGEMENT ET DE GESTION DU PNR OISE PAYS DE FRANCE, as part of Hauts-de-France Nature.