From Aarhus, you can take many regional trains a day to Viborg. There are also usually one InterCity train each day which runs all the way from [wiki=2da3c827ccabc4855cb9921b4f1addfa]Copenhagen[/wiki] and stops at several other cities like [wiki=08bc18bed30fbf4f826a1716d7c41051]Odense[/wiki] on the way.