Naturfreundehäuser Germany - Information on hostels run by the "Friends of Nature" organization, searchable by post code and map, with links to regional and international Friends of Nature associations.
Rent 4 fair - Sends details on private apartments and hotels in Frankfurt and Hannover upon request. A list of further services can be found as well.
Vacations on the farm - A farm vacations directory run by the German Agricultural Society.
