Dinosaurs lived and evolved for over 185 million years unitl they became extinct. The cause has not been proven yet, but many believe that an asteroid Over 9 miles wide hit the earth In the Gulf of Mexico. Just one over 5,000 facts from the site.

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The worlds most exciting prehistoric adventure. There is lots of dinosaur pictures, and fossil pics, in depth descriptions for many types of dinosaurs, and a lot of dinosaur information.