The team attempts to prove if a tunnel exists behind a unique formation of rocks they believe is a secret backdoor entrance into the mountain. Learn more in this epic full episode marathon of "Lost Gold of World War II".

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It is the last great mystery of WWII. In the closing months of the war, legend has it that the Japanese buried something of immense value deep in the Philippine jungle. One Philippine farmer witnessed the operation. He has entrusted his secrets to a group of dedicated investigators and engineers who are using the latest technology to search for the treasure and the truth.

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