Through the most nightmarish depths

"Strangest of all, however, said Austerlitz, was the transformation of sounds in this slow-motion version. In a brief sequence at the very beginning, showing red-hot iron being worked in a smithy to shoe a draught ox, the merry polka by some Austrian operetta composer on the soundtrack of the Berlin copy had become a funeral march dragging along at a grotesquely sluggish pace, and the rest of the musical pieces accompanying the film, among which I could identify only the can-can from La Vie Parisienne and the scherzo from Mendelssohn's Midsummer Night's Dream, also moved in a kind of subterranean world, through the most nightmarish depths ..."

-Austerlitz's account of Nazi propaganda film The Führer Gives A City To The Jews on the Theresienstadt ghetto/concentration camp in Terezen in German-occupied former Czechoslovakia in WG Sebald's Austerlitz