Fritz Todt was the man tasked with engineering projects including the autobahn, the West Wall defences and more. But in 1942, he died under mysterious circumstances.

The designer of one of the most popular car brands in history, Ferdinand Porsche would not have seen his success without the support of Adolf Hitler.

Hans Kammler's fingerprints can be found all over the Third Reich's most prestigious and deadly engineering projects, including rockets and concentration camps.

As one of their most controversial scientists, Heisenberg was key in the Nazis' efforts to build an atomic bomb. How close was he to achieving his goal?

Wernher von Braun was vital to NASA's Apollo 11 mission to put a man on the moon, but this 'American hero' had his Nazi past kept under wraps.

In his role as Adolf Hitler's favourite architect, Albert Speer was a central figure in the Fuhrer's inner circle and helped cement his position in power.