Why is the Grand Canyon such a valuable site for geologists?

The Grand Canyon of the Colorado River is a world-renowned showplace of geology. Geologic studies in the park began with the work of John Strong Newberry in 1858, and continue today. Grand Canyon's excellent display of layered rock is invaluable in unraveling the region's geologic history.



People Also Ask

The Grand Canyon offers one of the most visible examples of a worldwide geological phenomenon known as the Great Unconformity, in which 250 million-year-old rock strata lie back-to-back with 1.2 billion-year-old rocks. What happened during the hundreds of millions of years between remains largely a mystery.

MORE DETAILS

It's in northern Arizona between Lake Powell and Lake Mead. The Grand Canyon was carved out by the Colorado River in northern Arizona in the United States. The northeast end of the Grand Canyon starts at Lake Powell and the city of Page at the Utah-Arizona border.

MORE DETAILS

Impress Your Friends With These Fun Facts!*
  • We don't really know how old it is. ...
  • Grand Canyon creates its own weather! ...
  • There are no dinosaur bones in the canyon. ...
  • But there are lots of other fossils in the area. ...
  • There's a town down in the canyon. ...
  • We're missing 950 million years worth of rocks!


MORE DETAILS

The Grand Canyon is considered one of the natural wonders of the world largely because of its natural features.

MORE DETAILS