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.
What they did: The discovery occurred when the museum conducted a drilling test this January to see if it could tap geothermal energy and took core samples down 1,000 feet into the ground…