Linked from
The 11 pages that link to Aachen, each with the reason it gives.
Louis the PiousRelated: Louis made Aachen a central seat of imperial government.
Carolingian minusculeRelated: The court at Aachen was a major center of Carolingian cultural reform.
Ludwig Mies van der RoheRelated: His upbringing and early training began in this regional center.
LiègeRelated: Aachen is a nearby center in the same cross-border region as Liège.
Otto the GreatRelated: Otto was crowned king there in 936, invoking Charlemagne’s legacy.