What is this close-up picture? (WotsThat: Cracked dry earth)

Question

What object is shown in this zoomed-in close-up photo?

StoneQuartz · Accepted Answer

Cracked dry earth. Cracked Dry Earth's Hidden Message When soil dries out, it cracks in a remarkably predictable pattern called "columnar jointing"—the same geometric principle that created the famous Giant's Causeway in Ireland and even explains how lava naturally forms hexagonal basalt columns. Your parched backyard is literally demonstrating the same physics that shapes geological wonders!

Answer: Cracked dry earth

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