The twirling of the lariat is the hardest part to master, because many people have a hard time learning how to make the twirl happen with their wrist. Move only your wrist, not your whole arm. Think of your wrist as an axle, as if the rope was a wheel revolving around your wrist.
Aushwitz killed over a million people by the end of WW2, and was one of the worst camps to be sent to during the war. The pure evilness of that went into these killings was shocking, and children were often subjected to the worse of these tortures because they could not defend themselves.
Auschwitz, of course! Approximately 1.15 million people died there, about 85% of them Jews. The Auschwitz Concentration Camp was the largest but... The three most vicious of these camps were (in order): Treblinka (Poland), Belzec (Poland) & Auschwitz-Birkenau (Poland). These rankings are determined by the approximate average number of murders per day of camp operation.