3. Galapagos: Realm of Giant Sharks
Amazon Rating: 4.2
Number of Raters: 793
Galapagos Islands are well known for being home to a large number of endemic species that were studied by Charles Darwin. Group of researchers decided to follow his footsteps but with a similar goal in mind. They want to find out more about migration patterns of giant whale sharks that inhabit waters around Darwin’s Island (part of Galapagos Islands). This documentary that ranked 3rd on our list of best nature documentaries on Amazon Prime follows them every step of the way and shows many challenges they had to face, proving their task wasn’t an easy one.