You can reach the library via the palace courtyard and the Duke's Staircase (Herzogstreppe) or the lift in the corner of the north and east wings (coming from the station or car park on the right, from the old town on the left). The entrance is on the 1st floor.
By plane: via Frankfurt/Main and Erfurt airports, onward journey by train or car.
In front of the castle portal (chargeable), access via Parkallee.
Additional parking is available at the Herzogliches Museum (Schlossplatz 2).
Information for suppliers and craftsmen
Access via Parkallee. Maximum permissible total weight for driving on the ramp, car park and castle courtyard: 2.5 t. The retractable bollards at the courtyard portal are operated by the castle guard (intercom on the left).