#7. For five days a year, the city is run by a mythical jester named King Momo
Carnival is recognized worldwide as an incredible party full of bright, elaborate costumes and vibrant music. Rio de Janeiro facts inform us that since approximately 1723, a version of the now world famous Carnival has partied in the streets of Rio de Janeiro. Celebrating the oncoming spring and marking the start of the Lenten season. Carnival starts the Friday, when the mayor hands over the keys to the city to a man crowned as King Momo, a mythical jester who acts as the head of the festivities, ends on Ash Friday. The official Carnival parade happens at the Sambadrome, while many Carnival partygoers fill the streets and other venues.