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Like petals on a flower , wells fan out from a central point in Chad’s Zakouma National Park.
The wells hold water from the life-giving heavy rains that start every year in May, ending months of drought in central Africa.
Clouds gather in a dramatic sky over north Yemen, once a crossroads for the frankincense trade.
To the Romans this elbow of land along the Red Sea and the Gulf of Aden was Arabia Felix—Happy Arabia—perhaps because the abundance of silks, spices, and pearls that came north by camel caravan made it seem a bountiful place.
A column of hissing steam emerges from a gaping 600-foot (180-meter) chasm in Iceland’s Vatnajökull Glacier.
Scalding magma transforms water, pooled at the bottom of this abyss, into billowing steam.
In 1996, two weeks after an enormous volcanic eruption beneath the ice cap, billions of gallons of meltwater gushed from a glacial lake, causing Iceland’s worst deluge in 60 years.
Scales from butterfly wings radiate from a glass-shelled diatom
Red tulips fill Lafayette Square in Washington, D.C.
A flower's spores are accentuated.
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