The prison where the Nazis imprisoned Archbishop Lefebrve's father

for working in the Resistance and helping British intelligence- St Gilles in Brussels. He was then deported to Germany, condemned to death but died of "natural" causes in Sonnenburg labour camp in February 1944. He managed to conceal a Missal and an Imitation- every day he recited outloud a De Profundis for all the dead of the camp.

See also The Priests of Dachau

The whole story including Bishop Williamson's original video interview and an English translation of Der Spiegel's coverage.