Courses: art history, history, fine arts. From Barcelona to Riga, Glasgow to Vienna, a new form of art highlights the change between the 19th and the 20th century in Europe. Art Nouveau in Belgium and France, elsewhere it can be named Modernisto, Liberty Style, Jugendstil, Sezessionstil,... This form of art displays a unity in terms of sources of inspiration, and yet there is an undeniable diversity as far as each country's cultural influences are concerned. The topic is not limited to architecture. As Art Nouveau represents the beginning of "design", it could be interesting to talk about objects too.