Amazing Extinct Animals
If you were to look at the time that humans have been on Earth, you'd be surprised that we're just a small fraction of what has roamed the land since, well, ever. While everyone knows that there once were dinosaurs, there are hundreds of thousands (many of which we probably don't even know) that used to also be alive! Whether they died because of human activities or due to nature, they were amazing. Check 'em out!