Just downstream from Glen Canyon lies Grand Canyon, a somewhat better known segment of Colorado River canyon. Grand Canyon is a profound cleft in Earth’s crust that almost always prompts questions about its creation; how long ago did it form and why …
Glen Canyon Rock Layers
Glen Canyon area rocks were laid down during the Mesozoic Era, a period of time that followed the interval when all Grand Canyon rock units were created. The Mesozoic Era lasted about 170 million years, from 251 to 65 million years ago. Some …
Glen Canyon’s Striking Landscape Features
Glen Canyon hosts a wonderful array of interesting landforms. They include the following: Alcoves are large hollows in the sandstone cliffs. Native Americans utilized many of the deepest for protected living quarters and food storage. Although …
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