Orquestra Ouro Preto
Seeking to revive the historic musical vocation of the city of Ouro Preto (Minas Gerais), Rufo Herrera and Ronaldo Toffolo, associated with a group of instrumentalists who were part of the Trilos group and the Ouro Preto Quartet, created, in 2000, the Experimental Orchestra of UFOP, today Ouro Preto