+A **canyon** is a deep, narrow gorge, often with steep sides, carved over millennia by the relentless flow of a [river](/wiki/river). These majestic landforms reveal ancient layers of Earth's history, sculpted through powerful processes of [erosion](/wiki/erosion).
+## See also
+- [Valley](/wiki/valley)
+- [Geology](/wiki/geology)
+- [Rock](/wiki/rock)
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