In the science fiction book The Corridors of Time by Poul Anderson a large part of the plot takes place in 16th - century Viborg .
Poul Anderson is a Danish - American writer who did considerable research on Danish history .
In the science fiction book The Corridors of Time by Poul Anderson , a Danish - American writer who did considerable research on Danish history , a large part of the plot takes place in 16th - century Viborg .