São João de Meriti is a small city located in the state of Rio de Janeiro, Brazil. It is a city that is known for its beautiful beaches, its Carnival celebration, and for being the birthplace of Brazilian singer and songwriter Roberto Carlos. The city is also known for its many favelas, which are the informal settlements that are home to a large percentage of the city's population. While the city may not be as well-known as some of Brazil's other destinations, it is a city that is worth exploring, especially for those who are interested in learning more about Brazilian culture and history.