This is a city which is known for its carnivals. Beside its popularity among tourists, the city is also in the good book of killers.
There are as much as 60,000 unsolved murder cases in the almost ten years; these are the number of cases that have been reported.
Several victims of criminal attacks have never been identified in the city. Rio de Janeiro is a city which is full of street gangsters and if you are traveling to Rio, you should have a look on safety guide to protect yourself from being offended.