Arches National Park in Utah is filled with…arches! Sandstone arches. Sometimes it’s wind that causes natural structures, sometimes water – this time it is salt! This area was once an ocean that evaporated leaving a lot of salt behind. The layers of salt combined with layers of harder and softer sandstone – and some wind and water – to create these arches. The sandstone comes in different colors and Sophie and Sadie are getting to see how the different colors […]
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