Its seclusion makes it even more mysterious, and its cultural heritage is unparalleled, away from the bustling corners of the ...

The Grand Canyon may rewrite the textbooks on the Cambrian Explosion—a key turning point in Earth's history when there was a sudden boom in complex life and the emergence of all the major animal ...

The Grand Canyon is the biggest canyon on earth ... It entered recorded history in 1540, when Spanish conquistadors under the command of Francisco Vázquez de Coronado peered into its depths.

Millions of people around the world know of the Grand Canyon and many Arizonans ... timeline signifies 1 million years of the canyon’s geologic history. Samples of rocks brought to the rim ...

This is part of a weekly series for Women's History Month that tells the behind ... Washburn spent seven years mapping the entire Grand Canyon. Photograph by Charles O'Rear, Nat Geo Image ...

Musicians write songs about it. Scientists read the history of North America in the layers of its rock walls. The Grand Canyon is one of the Seven Natural Wonders of the World, with other ...

The extraordinary formations, each comparable in size to Earth’s Grand Canyon, are hidden on the ... better understand the murky origins and history of the moon. Studying the moon also could ...

Another memorial at the Grand Canyon Pioneer Cemetery on the South ... a book and a group dedicated to preserving and teaching the history of the crash. Originally, it was made up of the victim's ...

and visitor services are located,” geographer Yolonda Youngs wrote for Arizona State University’s Grand Canyon history website. “Without this pipeline, the Grand Canyon Village could not ...