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Maryland was once a dinosaur forest! More than 100 years ago, many fossil dinosaur bones and teeth were recovered from this now flooded open-pit iron mine in Prince George's County. |
| Today, dinosaur bones can still be found at excavation sites, in stream valleys or eroded hillsides, like this one. |
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Dr. Peter M. Kranz, a Washington, D.C. - based paleontologist, encourages children and adults to try their hand at finding dinosaurs in the National Capital Region. Here he leads a field excursion for students from Watkins Elementary, a public school in Washington, D.C. |
| The students scan the ground for dinosaur fossils that rain and wind have exposed. |
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A young boy displays a piece of an ancient tree that he has found. The tree fossil is more than 100 million years old! The tree lived and died when the dinosaurs were here. |