 | This article includes a list of general references, but it lacks sufficient corresponding inline citations. (July 2016) |
The Grand Staircase is an immense sequence of sedimentary rock layers that stretch south from Bryce Canyon National Park and Grand Staircase–Escalante National Monument, through Zion National Park, and into Grand Canyon National Park.[1]
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This article incorporates public domain material from Grand Staircase. National Park Service. Retrieved September 8, 2024.
