Aachen Cathedral Treasury

The Aachen Cathedral Treasury is the most important church treasury north of the Alps.The treasures almost completely reflect the art epochs from the early Middle Ages to modern times. Their meaning is closely linked to the purpose they originally served: the furnishing of the Marienkirche founded by Charlemagne and the celebration of its liturgy.
Source: aachener-domschatz.de

It is located in the immediate vicinity of the cathedral and boasts precious relics and accessories from the time of Charlemagne to the end of the Middle Ages. Impressive is the craftsmanship of the time. They were collectibles or served at coronation ceremonies. All German kings were crowned in Aachen until the 16th century, a total of 31. Most of them were also emperors of the Holy Roman Empire of the German Nation. This dignity they received by imperial coronation by the Pope.

The Cathedral Treasury is the most important treasury north of the Alps.