Riga's Art Nouveau district features the world's largest and finest concentration of Art Nouveau or Jugendstil architecture. Alberta Street showcases stunning facades designed by Mikhail Eisenstein and others with masks, statues, and opulent floral ornaments. Walking and photographing is completely free. At number 12, the only Art Nouveau interior museum in the Baltic States allows you to explore an original 1903 apartment with authentic interior design, wall paintings, and period furnishings. The museum was designed by architect Konstantins Peksens. Audio guide available in multiple languages