Category:1990s architecture in Upper Austria
 20th-century architecture in Upper Austria: ← 1900s-1910s-1920s-1930s-1940s-1950s-1960s-1970s-1980s-1990s →
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States of Austria: 
Burgenland · 
Carinthia · 
Lower Austria · 
Salzburg · 
Styria · 
Tyrol · 
Upper Austria · 
Vienna · 
Vorarlberg
Burgenland · 
Carinthia · 
Lower Austria · 
Salzburg · 
Styria · 
Tyrol · 
Upper Austria · 
Vienna · 
Vorarlberg
Subcategories
This category has the following 4 subcategories, out of 4 total.