Brazil carnival preparations underway (PHOTOS)

Carnival King Momo (C) shows the keys to the city he was given by Rio's mayor Eduardo Paes (not shown) during the official launching of the 2012 Carnival in Rio de Janeiro, Brazil, on February 17, 2012. AFP PHOTO/VANDERLEI ALMEIDA (Photo credit should read VANDERLEI ALMEIDA/AFP/Getty Images)

Salvador, one of Brazil's carnival capitals, geared up for celebrations that will last until Fat Tuesday. Ash Wednesday marks the beginning of Lent, the 40 days of penance, in Christianity.