After breakfast, put on a pair of comfortable shoes and head to the Kastelberg to join the GR5 and visit Andlau Castle, which is the property of one of the lords of Andlau. You will also see the Sainte Richarde Rock which has a breathtaking view over the valley and a nice walk back towards Spesbourg Castle.
By car:
Motorway A35, take exit nbr 13. The hotel is right at the entrance of Andlau village.