www.parc-vosges-nord.fr

Anchor text: website

Wikipedia: Regional nature parks of France

Anchor text: ''Parc naturel régional des Vosges du Nord'' site

Wikipedia: Kutzenhausen, Bas-Rhin

Wikipedia: Château de Lichtenberg

Anchor text: Vosges Nord Regional Nature Park

Wikipedia: Palatinate Forest Nature Park

Anchor text: Château de La Petite-Pierre

Wikipedia: Château de La Petite-Pierre

Anchor text: Official park website

Wikipedia: Northern Vosges Regional Nature Park

Anchor text: Vosges du Nord RegionalNature Park

Wikipedia: Palatinate Forest-North Vosges Biosphere Reserve

Wikipedia: Flora of the Vosges massif