The tracks were laid about 190 million years ago in what is now the Vermilion Cliffs National Monument. "There must have been more than one kind of dinosaur there," said researcher Marjorie Chan ...

Located within the Vermilion Cliffs National Monument, the "trample surface" (or "trampled surface") has more than 1,000 and perhaps thousands of dinosaur tracks, averaging a dozen per square yard ...

three-quarter-acre site in Vermilion Cliffs National Monument was a 190-million-year-old dinosaur "trample surface". "We went through the proper scientific process of careful study, comparisons ...

Those footprints could provide fodder for future researchers trying to understand dinosaurs that survived ... which is in a protected area of Vermilion Cliffs National Monument.

Located within the Vermilion Cliffs National Monument, the "trample surface" (or "trampled surface") has more than 1,000 and perhaps thousands of dinosaur tracks, averaging a dozen per square yard ...

Four young captive-bred California condors (Gymnogyps californianus) are set to be released on Saturday September 28 at Vermilion Cliffs National Monument in northern Arizona. The 28th annual ...

Directly in front of you rises a chaos of rock vaulting nearly 3,000 feet—the Vermilion Cliffs. The cliffs can hardly be said to have a face. They have innumerable faces, fractured and serrated ...

For example, I've barely scratched the surface of the Vermilion Cliffs and haven't set foot in the psychedelic sandstone trough known as the Wave. The Vermilion Cliffs are Arizona's Atlantis.

For example, I've barely scratched the surface of the Vermilion Cliffs and haven't set foot in the psychedelic sandstone trough known as the Wave. The Vermilion Cliffs are Arizona's Atlantis.