Secrets of the Third Reich Season 2 Episode 3 Nazi Gold ( Air Date 2014-02-03 ) Genre Documentary, War & Politics category. Overview "In April 1945, 2 armed trains leave Berlin, carrying all of the remaining Reichsbank assets. It amounts to billions of Reichsmarks. Following is a convoy of trucks carrying more than 9 tons of gold destined for the 'Alpine Fortress'.".