A limited number of rooms are available in the guesthouse of the Harnack Haus. These rooms have to be booked directly at the Harnack Haus:
Harnack-Haus Tagungsstätte der Max-Planck-Gesellschaft
Additional rooms for special rates (80 / 120 Euro per night for a single / double room) are allocated at the BEST WESTERN PLUS until the September, 5th. Rooms can be booked online or by fax/phone. The room allotement code is "MPI1015":
BEST WESTERN PLUS
Route to the Hotel.
Route from BEST WESTERN PLUS to Harnack House
Directions to the Harnack Haus
Please follow the link