10 Most Dangerous Cities in Europe 184157 2Nantes, France Nantes comes in ninth, with a Crime Index of 58.5. While lower than many on this list, this index is still in the “moderate to high” bracket. Crimes like theft, vandalism, and non-violent property crime seem to drive local perceptions.BackNext RELATED ARTICLESMORE FROM AUTHOR Blog (Articles) 9 Dreamy Greek Islands That Feel Like Another World Blog (Articles) The Most Beautiful Greek Islands for a Summer Escape Blog (Articles) Greek Islands That Still Feel Authentic Blog (Articles) The Best Greek Islands for First-Time Visitors Blog (Articles) 10 Greek Islands Every Beach Lover Should Experience Blog (Articles) 6 Greek Islands That Are Surprisingly Affordable