Aix-le-Chapelle, Aachen, Rhineland, Prussia
- References (3)
- Individual: Charlemagne, Holy Roman Emperor UNKNOWN (d. 28 JAN 814 )
- Individual: Charlemagne Holy Roman Emperor (d. 28 JAN 814 )
- Individual: Charlemagne I, Holy Roman Emperor (d. 28 JAN 814 )