https://unstoppablesiggi.com/ – The unbelievable true story UNSTOPPABLE. A Story of Survival, Fortitude, and Heroism. Siegbert (Siggi) Wilzig was a survivor of the Holocaust. He arrived penniless in America in 1947 at age twenty-one and, over the following fifty years, became one of the most successful businessmen in postwar America. Available wherever English books are sold. Order Now!