In addition to monuments in Riga and Brussels that are specifically singled out as examples of Art Nouveau, the "Works of Antoni Gaudí" in and around Barcelona are recognised as "outstanding examples of the building typology in the architecture of the early 20th century". See World Heritage List - Works of Antoni GaudíArchived 2009-09-24 at the Wayback Machine
In addition to monuments in Riga and Brussels that are specifically singled out as examples of Art Nouveau, the "Works of Antoni Gaudí" in and around Barcelona are recognised as "outstanding examples of the building typology in the architecture of the early 20th century". See World Heritage List - Works of Antoni GaudíArchived 2009-09-24 at the Wayback Machine