VOXEL-MAN 3D-Navigator: Brain and Skull is a new kind of anatomical and radiolgical atlas. It was developed at the Institute of Mathematics and Computer Science in Medicine, University Hospital Hamburg-Eppendorf. It is the successor of VOXEL-MAN Junior brain and skull. The material is organized as a set of interactively explorable scenes, each of which shows a special aspect of anatomy, radiology, or both. It allows interactive exploration of a three-dimensional anatomical model. It presents the radiological manifestation of normal anatomy in the context of three-dimensional anatomy.The VOXEL-MAN 3 D NAVIGATOR provides unique reference material not only for medical students, but also for professionals in all medical disciplines involving anatomy and radiology. The VOXEL-MAN 3D-Navigatior is multilingual. The anatomical nomenclature is available in English, German, Latin, French and Japanese.