Gran Hotel Ciudad de Mexico (1918). Designed by Jacques Grüber
Casa Batlló, Barcelona, Spain. Redesigned by Antoni Gaudí in 1904
Mansion of Ryabushinsky (1900-02). Designed by Fyodor Schechtel
Museum of Applied Arts, Budapest, Hungary. Designed by Ödön Lechner and Gyula Pártos, built between 1893 and 1896
Raichle Palace in Subotica, Serbia (1903-1904). Designed by Ferenc Raichle
Rue du Lac 6, Brussels. By architect Ernest Delune
Jubilee Synagogue, Prague (1906). Designed by William Stiassny
The Old England House, Brussels. Now the Museum of Musical Instruments- designed by Paul Saintenoy in 1899
Munich, Germany. Designed by August Endell (German, 1871-1925), Built 1898; Destroyed 1944
Rothmans Cigarette Company Building. Napier, New Zealand
Bremen City Hall Council Room, Germany. Designed by Franz von Stuck
House with Chimeras, Kiev. Designed by Wladyslaw Horodecki (1901-1902). I
Reök Palace in Szeged, Hungary. Designed by Ede Magyar
Carson, Pirie, Scott and Company Building in Chicago, Illinois designed by architect Louis Sullivan, 1899
Art Nouveau Architecture in Riga
Postal Savings Bank in Budapest, Hungary. Designed by Ödön Lechner
Villa Liberty, Moscow. Designed by Viacheslav Vinogradov, Dmitry Velichkin & Nikolay Golovanov. Built 2004-2006
A house located in the 7th district of Paris
“O'Neill house” located in Beverly Hills, California, USA. Designed by architect Tom Oswalt
Casa Courret in Jirón de la Unión, Lima, Peru (1905)
“La Rotonda” in Barcelona. It was built between 1906-1918 by Adolf Ruiz i Casamitjana with mosaic tile work by Lluís Bru i Salelles
Art Nouveau House in Ghent, Belgium
Casa Navas in Reus, Catalonia, Spain. Designed by Catalan architect Lluís Domènech i Montaner
Sanctuary of Saint Leopold Oratory in Steinhof, Austria, by the architect Otto Wagner
The “Sun House” in Coburg, Germany by Carl Otto Leheis, 1903
Hotel Chaika in Gagra. Abandoned
The Casa Requena in Mexico City. Abandoned
A house in Mexico City
Небольшая выборка, конечно. Но общее представление дает:-)