The cargo was intended to feed the Nazi war machine, but it never made it to its destination.
Instead, nearly 80 years after the ship carrying it sank off the coast of Brazil, officials found the cargo washed up on a beach at Mustang Island State Park in Texas, a May 11 video shows.
The large, dark block is covered with barnacles, video shows.
300,000-Year-Old Footprints Uncovered in Germany
At a distance, it almost looks like it could be a long-forgotten chest filled with gold and jewels, but it’s actually something much more practical: rubber.
Read more: Star Telegram