Back in the Late Cretaceous era, 67.5 million years ago, dinosaurs roamed Denver's modern-day City Park. The intrigue: The Denver Museum of Nature & Science, on the eastern edge of the park, announced Wednesday it unexpectedly discovered a partial-bone fossil 763 feet below the surface of its parking lot.

The Denver Museum of Nature and Science is filled with exhibits of dinosaur skeletons. And in the scientific equivalent of tossing couch cushions, its scientists discovered a dinosaur fossil deep — really deep — below the surface of one of its own parking lots,

A museum in Denver in the US, which is well known for its dinosaur displays, has just discovered a fossil of its own - under its car park! The Denver Museum of Science and Nature was drilling into the ground to look at the potential for the building to use geothermal heating.