10 things that might be in the unexplored regions of the sea

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1. Undiscovered species
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2. Fossils from the dinosaurs and other extinct species
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3. Junk
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4. Lost historical relics
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5. Gold and precious gems
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6. Human remains
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7. Lost ships
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8. Precious minerals
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9. Lost city of Atlantis
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10. Alien aircraft
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