They lived 145 million years ago, walked on four legs, were three times as tall as giraffes, were as long as humpback whales and weighed up to 88 tons. They were so large that they probably had no predators, so they ruled the late Jurassic world and they are sure to rule The Children’s Museum of Indianapolis. An approximately 50-foot-tall, 75-foot-long mother dinosaur will appear to lift the roof of the New Welcome Center, allowing her 30-foot-long child to enter the building. The gentle plant-eaters are among the most widely known dinosaurs in the world. Will you recognize them when you come face-to-face with them? To view Multimedia News Release, go to