Promoted by piano teachers from Porto Conservatory of Music, the annual concert "Mãos Unidas" aims to gather repertoire for piano 4, 6 or 8 hands, two pianos and other formations. In this photograph the pianists António Oliveira, Isabel Ramos, Sónia Amaral and Ana Cancela interpreted "Galop March" for 1 piano with 8 hands of Albert Lavignac.