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Getting around Rio can is something of a circus. The city has a solid public transportation network of buses and a limited subway, and many neighborhoods are very walkable. But the city is known for its crime for a reason, and many of the less favorable neighborhoods are pushed up against the safer ones, so it pays to be cautious, carry a map and take taxis if you're unfamiliar with the area or traveling around at night.
Peter says there's more than Carnival to Rio's charms.