On 25 June 2011 the beech forest in the park was added to the UNESCO World Heritage List as an extension of the Primeval Beech Forests of Europe site because of its undisturbed nature and its testimony to the ecological history of Europe since the last Ice Age.
On 25 June 2011 the beech forest in the park was added to the UNESCO World Heritage List as an extension of the Primeval Beech Forests of Europe site because of its undisturbed nature and its testimony to the ecological history of Europe since the last Ice Age