The following tracks are from Latcho Drom, a film that traces the migrations of Romany groups from Northern India to Europe and the rest of the world.

Click play to hear the above track - the Hungarian lament Cigany Himnusz. It is accompanied by the sound of rail cars, a reminder that many Gypsies died in the Holocaust, a memory reinforced by the chilling, unaccompanied Auschwitz, below.