Why Did Nasa Secretly Send 6 Men To The Bottom Of The Ocean In 1969?

In July 1969, a dangerous NASA experiment was launched that has remained a virtual secret – until now. Six heroic men were sealed inside a tiny deep-sea capsule and set adrift. Their mission: to survive for 30 days exploring the deep, uncharted depths of the Gulf Stream. World renowned marine archaeologist, James Delgado, reveals the story of the astounding PX-15 submarine by recovering the wreck and reuniting the surviving crew.

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