AFP / MAURO PIMENTELRio de Janeiro's carnival, which kicked off Friday, is arguably the world's biggest party. Here are some key numbers.6 million participants:They include some 1.5 million tourists from Brazil and abroad. Just around the Sambodromo there are 794.$1.06 billion in revenues:The mayor's office estimates that the city pulls in 3.5 billion reais ($1.06 billion) in tourism revenues. Drinks giant AMBEV aims to sell 1.8 million gallons (seven million liters) during carnival.32,560 toilets:That may sound like a lot. But at the biggest "bloco," which takes place Saturday with an estimated one million or more people, the proportion will be just one toilet per 2,600 people.

Source: Egypt Today February 09, 2018 17:26 UTC