Jutlândia Central Aarhus Aarhus is Denmark's second city, on the east coast of Jutland, about 3 hours by train from Copenhagen. A university city, it has ARoS and Olafur Eliasson's rainbow, the open‑air museum Den Gamle By, Moesgaard Museum with the Grauballe Man, the country's longest cathedral and the Latin Quarter with historic streets. It serves as a base for Billund and the rest of Jutland.