A barrier island splits this image horizontally, the more turquoise water of the Gulf of Mexico are seen at the bottom of the image and the more turbid water of Choctawhatchee Bay are seen above. The barrier island features an inlet where the land naturally narrows, but there is significant human settlement along the wider land to the right of the inlet.

NASA Returns to the Beach: Bright Beaches in Florida

The white sands of Florida’s Emerald Coast beaches are primarily comprised of quartz grains from the southern Appalachian Mountains. View the full story

Credits: NASA / Expedition 69 crew
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TakenJuly 30, 2023
Image CreditNASA / Expedition 69 crew
Size640x427px