Art Nouveau was a brief and brilliant period of art that spanned the last decade of the nineteenth century through the dawn of World War I. Europeana, the official digital repository of the European Union, hosts this gorgeously curated digital collection about Art Nouveau in everyday objects, architecture, and print. Visitors can browse this online collection, culled from museums and archives across the continent, by a variety of Themes, including Mastercrafts, Architecture & Cityscapes, World of New Interiors, and Muses & Mysticism. Within each Theme, visitors can view items alongside explanations of the influences and significance of a variety of aspects of art history. This website also illustrates the great value of Europeana as a continent-wide cultural heritage organization, as the the creators clearly illustrate the ways that Art Nouveau was a transnational phenomenon that was shaped by artists living in a variety of countries.