Argentinosaurus lived on the then-island continent of South America somewhere between 97 and 93.5 million years ago, during the Late Cretaceous Period. It is among the largest known dinosaurs and this is the size of its leg (human for scale). Imagine a dinosaur so big it dwarfs anything walking the Earth today. That's Argentinosaurus, a titan among titans, that roamed what … [Read more...] about The Impossibly Big Argentinosaurus