Samba train in Brazil
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All aboard the samba train in Brazil

The month of December in Brazil has become a time for celebrating the roots of samba music, and the ''samba train'' has become a popular tradition.

The month of December in Brazil has become a time for celebrating the roots of samba music, and the ''samba train'' has become a popular tradition.

In Rio, the birthplace of the sound, the train takes bands from the heart of the city out to Oswaldo Cruz, a suburban neighbourhood, in celebration of the area's musical heritage.

Julia Carneiro went on board.