Rio Carnival: 5 things to know about the world's biggest party

From dazzling parades at the Sambodrome to the vibrant street parties, here are five exciting things to know about the popular Rio Carnival.

Rio Carnival: 5 things to know about the world's biggest party
From dazzling parades at the Sambodrome to the vibrant street parties, here are five exciting things to know about the popular Rio Carnival.