The French portal Patrimoine numérique (Digital Heritage) helps you to find digital collections created by French cultural institutions, covering archives, libraries, museums, archeological and audiovisual collections. Patrimoine numérique is the French branch of the MICHAEL-Culture network. The portal presents more than 3,000 digital collections from well over 900 institutions. A simple search for grande guerre yields 26 collections as a result; a similar search for 1914-1918 brings you more than 100 results. There is a dossier thématique about the Grande Guerre which brings you swiftly to fifteen digital collections. The dossier has also a link to all relevant collections (Toutes les collections numérisées), with as a result ninety collections. You can also use the advanced search mode. The portal can be viewed in French, English and Italian.