That’s right! Dinosaur National Monument in Northeastern Utah, Northwestern Colorado.
https://www.google.com/maps/@40.4349463,-109.3065144,14.4z?entry=ttu
One of the things they have preserved is a giant wall of bones. It’s an ancient stream bed that gathered A LOT of bones, then got uplifted and turned on its side. It’s a solid wall of fossilized dinosaur bones, left undisturbed.
Cool Place.