A 2022 poll of Arizona voters found strong public support for designating existing public lands around the Grand Canyon as a national monument. A monument designation would protect precious water sources and ancestral homelands. View the findings ›
Answers to your most pressing Grand Canyon geology questions.
Read MoreDid you know the Colorado River used to be called the Grand River? Learn about the name change and more fun facts about this hardworking river.
Read MoreThe ongoing flooding problem at uranium mine near the Grand Canyon, continues.
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