The main activities associated with the Rio Carnival in Brazil include vibrant parades, samba competitions, and street parties. Held annually before Lent, it attracts millions of participants and spectators. Samba schools compete in grand parades, showcasing elaborate floats and costumes, with performances emphasizing rhythm and dance. Additionally, spontaneous street parties, known as blocos, feature music, dancing, and revelry in neighborhoods, reflecting a communal spirit. This carnival is an expression of Brazilian culture, creativity, and freedom, inviting everyone to partake in its vivid celebrations.