A young woman is sprawled dead. Although this is a training exercise, it contains all the ingredients of a real crime scene. there is blood on the young woman's body, blood on her dress, and blood on the tiled floor. A bullet case and discarded gun lie close by. Stains outline what seem to be an assailant's footprints, clearly suggesting murder. But things are not always as they seem. These photographs, taken at forensic science facilities across the EU, show the variety and power of techniques that modern investigators use against today's criminals.