Legend has it that in the waning days of WWII, a Nazi train carrying guns, gold, and other valuables, disappeared during the Soviet advancement on Walbrzych, Poland. The train was said to be carrying up to 300 tons of goods, including bank deposits from Warsaw, stolen gold and gems. While traveling through an underground tunnel on the way to another town, the train seems to have vanished in thin air. Now nearly 70 years later, two treasure hunters claimed to have found this mysterious ghost train. Learn more in the following report from CNN.