Post #1381430
2026-04-17 21:43 UTC
RE: https://flipboard.com/@smithsonianmag/smartnews-343feuq8z/-/a-g7sDIoyRSoGWRi6kMtg9Fw%3Aa%3A2586892611-%2F0
I have a theory, and hear me out, that the Colorado River formed the Grand Canyon over millions of years.
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