Why is each layer of the Grand Canyon like a time capsule?

Each geological rock layer of the Grand Canyon is a piece of the puzzle of the history of the Earth. Each layer contains clues into what kind of environment was present when the layer was being deposited. As well as the plants and animals that were living during this chapter of time.



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Artifacts recovered from the sites include stone tools, pottery, jewelry, seeds, ash from hearths and even a buffalo bone (probably traded from elsewhere). Numerous dwelling and adjacent trash midden sites were excavated and one kiva, probably used for ceremonial purposes, was discovered.

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It's estimated that there are more than 1,000 caves inside the Grand Canyon, with only 335 documented and even fewer mapped, explored, or inventoried. Today only one cave is open for visitors to explore, and it's called- the Cave of the Domes on Horseshoe Mesa.

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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!


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