The Americas · Guest
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Evening light across the Grand Canyon from Powell Point.
Tuxyso · CC BY-SA 3.0
Midan
الأخدود العظيم
Stand at the rim. The Grand Canyon in Arizona is about 446 kilometers long and up to 1.8 kilometers deep. Its walls are a stack of Earth's history. We will read the layers, meet the river that carved it, learn whose homeland this is, and try to take in its size.