10 European Cities Considered the Most Dangerous Today: What Travelers Should Know

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6Rotterdam, Netherlands

Rotterdam often surprises travelers by appearing on crime-index lists. The city’s busy port — one of the largest in the world — unfortunately attracts smuggling networks and related violence.

While day-to-day crime against tourists is moderate, locals have expressed growing concern over gang conflicts and the availability of illegal weapons. Public transport is safe, but nighttime caution in specific neighborhoods is advised.