POTD September 14, 2016: Markagunt Plateau, Iron County

Markagunt Plateau, Iron County

Photographer: Tyler Knudsen © 2016

9-13-16

An unnamed lake fills one of countless sinkholes formed on southern Utah’s Markagunt Plateau. Dark boulders of Quaternary-age lava have collapsed into the sinkhole that is likely rooted in limestone of the underlying Tertiary-age Claron Formation.

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