Vienna State Opera. © Ulli Maier & Nisa Maier

The landscape around the Grossglockner in Tyrol. © Ulli Maier & Nisa Maier

The landscape around the Grossglockner in Tyrol. © Ulli Maier & Nisa Maier

Heiligenblut at the Grossglockner in Carinthia. © Ulli Maier & Nisa Maier

Green Lake in Styria, Austria. © Ulli Maier & Nisa Maier

Jubiläumswarte in Aspernhofen in Lower Austria. © Ulli Maier & Nisa Maier

Autumn in Vienna. © Ulli Maier & Nisa Maier

Taking a stroll in the Au near Tulln. © Ulli Maier & Nisa Maier

Autumn in the Lainzer Tiergarten in Vienna. © Ulli Maier & Nisa Maier

Eisenerz in Styria. © Ulli Maier & Nisa Maier

Graffiti in Vienna. © Ulli Maier & Nisa Maier

Graz from above. © Ulli Maier & Nisa Maier

Vienna’s harbour. © Ulli Maier & Nisa Maier

Chair lift at Hochar in Lower Austria. © Ulli Maier & Nisa Maier

Horses. © Ulli Maier & Nisa Maier

Fresh fields during spring. © Ulli Maier & Nisa Maier

A little cottage. © Ulli Maier & Nisa Maier

A little castle in Salzburg. © Ulli Maier & Nisa Maier

The beginning of the Alps. © Ulli Maier & Nisa Maier

Eisenerz in Styria. © Ulli Maier & Nisa Maier

The central cemetery in Vienna. © Ulli Maier & Nisa Maier

Burg Kreuzenstein near Vienna. © Ulli Maier & Nisa Maier

Sheep on the fields in Lower Austria. © Ulli Maier & Nisa Maier