Aachen birni ne, da ke yammacin Jamus, kusa da iyakokin Belgium da Netherlands. Har ila yau, a wasu lokuta ana amfani da kalmar "Aachen" don komawa ga babban cocin Aachen mai tarihi, wanda yana daya daga cikin tsofaffin majami'u a Turai kuma UNESCO ta Tarihin Duniya.
