Bleu Crow Media’s urban guide map to Vienna features 50 modern buildings of the 20th century, with photographs and an introduction by Vienna based architect and photographer Gili Merin. Buildings include the American Bar and Loos House by Adolf Loos, Wittgenstein House designed by Paul Engelman, the Danube Canal House by Otto Wagner, Villa Beer by Josef Frank and Oskar Wlach, Karl-Marx-Hof by Otto Wagner and Karl Ehn, and the Spittelau Incineration by Friedensreich Hundertwasser. Blue Crow Media