Baron Karl von Hasenauer
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Baron Karl von Hasenauer was an important Austrian architect and key representative of the Historismus school.
Baron Karl von Hasenauer (1880)
The Burgtheater in Vienna, shortly after its completion, built by Karl von Hasenauer
The Natural History Museum Vienna is a large natural history museum located in Vienna, Austria.
Kakapo specimens at the museum
Naturhistorisches Museum at Maria-Theresien-Platz, Vienna
Main staircase in the museum building