Places preferred by tourists provide excellent hunting grounds for criminals, since tourists are preoccupied with the sights rather than with their valuables. A scientific approach may contribute to crime prevention with precise regional prognoses, based on a study of one Budapest district, and may apply to the city as a whole. Such an approach can be used to identify problem areas requiring more police attention due to the large number of tourists and high victimization factors. 18 references, 3 tables, and 5 figures