National Geographic Crocodile Ganglands - Nat Geo Wild Documentary. In Zambias remote Luangwa Valley there is one Nile crocodile so huge he reigns .<br><br>National Geographic Crocodile Ganglands - Nat Geo Wild Documentary. In Zambias remote Luangwa Valley there is one Nile crocodile so huge he reigns.<br>National Geographic Crocodile Ganglands - Nat Geo Wild Documentary. In Zambias remote Luangwa Valley there is one Nile crocodile so huge he reigns .<br>Nat Geo Documentary. National Geographic Wild Animals Crocodile King. An adult saltwater crocodile eyes a potential meal. It is the largest reptile on Earth and .
