Photos

Boulder arch

Unusual weathering of these igneous boulders in the dry salty coastal desert of Peru left this child-sized arch. The process is likely related to salt re-crystallization, which produces honeycomb weathering (the pock-marks on other rock surfaces in this photo.)
— Unusual weathering of these igneous boulders in the dry salty coastal desert of Peru left this child-sized arch. The process is likely related to salt re-crystallization, which produces honeycomb weathering (the pock-marks on other rock surfaces in this photo.)

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By Ground Truth Trekking

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