This blue hole drops 663 feet beside a beach you can walk across
A perfect sapphire circle opens in the white sand, dropping 663 feet into darkness. You can walk right to the edge without ropes, boats, or crowds. Dean’s Blue Hole sits on Long Island’s quiet shore where powder-soft sand meets an abyss deeper than most skyscrapers are tall. The limestone amphitheater curves around three sides like … Lire plus









