aachen
aachener
aachener dom
aix la chapelle
aquisgrana
architecture
black
black and white
building
cathedral
charlemagne
church
city
cityscape
deutschland
dom
eu
europe
european
german
germany
gothic
hoher
karl der grosse
landmark
marienkirche
mnster
nordrhein
north rhine
palatine chapel
town
urban
westfalen
westphalia
white