According to Guinness World Records, the Carnival in Rio de Janeiro is the world’s biggest … by far. This is not a one-day festival. It is a non-stop party for weeks before culminating in the main parades at the Sambadrome. These photos are from three hours in 2019. Imagine the spectacle during more than thirty hours of parades. This guide presents lots of facts about Rio’s Carnival and parades. Enjoy reading them. Or ignore the descriptions, turn up some samba music to ear-shattering levels and become mesmerized by the show.