You might want to spend some time browsing the exhibits at Memorial Minas Gerais Vale, UFMG Museum of Natural History, or Homem Brasileiro Museum. While you're exploring, swing by Palacio da Liberdade, Boa Viagem Cathedral, and Museum of Mines and Metal: MM Gerdau to learn a bit about the area. You can watch performances at BeFly Hall, Bradesco Theater, and SESC Palladium if you're interested in local theater.