"Scroll Down through History" displays the layers of rock exposed within the Grand Canyon and shows when in earth's history they formed. The region where the Grand Canyon now lies begins to shift ...

The Grand Canyon is a quintessential American National Park with layers of red rock sandstone, dramatic vistas from both rims ...

The Grand Canyon is a breathtaking geologic wonder located in the northern part of the state of Arizona, USA, with its rock layers dating back a million years laid bare before the eye. Scientists ...

For example, in the rocks exposed in the walls of the Grand Canyon (Figure 1) there are many horizontal layers, which are called strata. The study of strata is called stratigraphy, and using a few ...

Bill Hatcher The Shamans' Gallery, a rock ... of the Grand Canyon figurines have been discovered in deep caves in the Redwall Limestone stratum—by far the most difficult geologic layer in ...

Forged by the wear of water rushing over rocks, Olo Canyon is concealed inside the Grand Canyon. Its alluring landscape includes natural springs and rocks shaped like cathedral amphitheaters.

Formed over thousands of years of erosion caused by hydrothermal activity, water and other natural forces, the Grand Canyon ... of the canyon, including its many colors and rock formations.

Colliding tectonic plates tilted and bent layers like cardboard ... holding who knows what secrets. When the rocks at the bottom of the Grand Canyon are counted in, the swath of Earth's history ...

Marble Canyon ... of the Grand Canyon, the stillness allows the subtlest natural sounds to emerge, from the call of a peregrine falcon overhead to the scamper of a scorpion underfoot. Rock ...