fossils

In this Feb. 28, 2019 photo, a fossilized dinosaur footprints are shown on a paving stone at the Valley Forge National Historical Park in Valley Forge, Pa. A volunteer at the park outside Philadelphia recently discovered dozens of fossilized dinosaur footprints on flat rocks used to pave a section of hiking trail. (AP Photo/Matt Rourke)
March 06, 2019 - 9:18 am
VALLEY FORGE, Pa. (AP) — The national park on the site where George Washington and the struggling Continental Army endured a tough winter during the American Revolution boasts a new feature that's a couple of hundred million years old — dozens of fossilized dinosaur footprints discovered on rocks...
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