11 Best Nature Documentaries on Amazon Prime

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10. Wondrous Secrets of the Ocean Realm: Cathedral in the Sea & Survival in the Sea

Amazon Rating: 4.7    
Number of Raters: 13

Did you know that oceans have their forests too? Not only that, but these forests made of kelp (large seaweeds) are considered to be among the richest ecosystems on the planet. This documentary will help you explore those forests and see what exactly happens there.  It will also introduce you to the ways ocean’s species reproduce and the ways they defend themselves from predators. If you happen to like this one, there are plenty more documentaries from this series to watch on Amazon Prime.

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