Leibenstahl had been replaced after only a few months by Baer, a man more suited to the command of a death factory.

Four million Jews were gassed at five other death factories situated in Poland.

The machine-gun settled down to business, grinding out metal like the busy little death factory it was.

It is important to note that these death factories developed progressively as each site was built.

Within 15 months, this death factory had killed between 800,000 and 1,400,000 people, disposed of their bodies and processed their belongings.

Treblinka II was designed as a death factory.

But if his film promises to explore every dark corner of the death factories at Birkenau, it leaves out the gassing itself.