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Opelt 2010
19., Döblinger Gürtel, Nußdorfer Straße
(in the background the incinerating plant "Spittelau" designed by Friedensreich Hundertwasser, an Austrian artist)
(Year of first installation: 1930)
19., Nußdorfer Platz
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Opelt 2011
19., Nußdorfer Platz
(in the background the train station "Nußdorf"
)
(Year of first installation: 1929)
19., Sieveringer Straße, Billrothstraße
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Opelt 2011
19., Sieveringer Straße, Billrothstraße
(Year of first installation: 1939)