Special Report

The World’s Most Colorful Beaches

From green sand to glass, here are some of the most eye-popping beaches around the world


Shelter Cove—Humboldt County, California

The grey sand at Shelter Cove in California's Humboldt County isn't a product of black sand mixing with white sand. Instead, the grey-hued sand is a result of centuries of erosion from nearby shale cliffs


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