Argentinosaurus Plains is wide open field with spotty patches of forests. It is home to the largest Dinosaur, Argentinosaurus. It is located in South America in the Cretaceous Period. There is a good possibility that this station is home to the Dinosaur Giganotosaurus and Amargasaurus because of the close range between the stations. An Argentinosaurus named Arnie lives here with his dad.