Lightning strikes are common during the summer monsoon in southwestern US states and northwestern Mexico. In Arizona and New Mexico, powerful thunderstorms roll in most every afternoon from early July until mid-September. Here, in the Sonoran Desert north of Tucson, Arizona, severe weather over saguaro cactus makes for a dramatic scene.
The monsoon arrives in the desert
Today in History
More Desktop Wallpapers:
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International Sloth Day
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Ode to the sun
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International Chameleon Day
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Speed skaters in the Gangneung Oval, Pyeongchang, South Korea
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Pantaleu
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A castle fit for a count
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Wanderin Wawayanda
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Back on the rise
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Svolvaer, Lofoten Islands, Norway
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Falling for the Canadian Rockies
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Happy Mothers Day!
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World Population Day
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47 years of Badlands National Park
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Hallstatt, Austria
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National Park Week continues
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Australian baobab tree, Kimberley region, Western Australia
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National Rivers Month
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Wildlife Conservation Day
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In memory of those lost
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Skógafoss waterfall, Iceland
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Great horned owl near Lake Tohopekaliga, Florida
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Celebrate International Women’s Day
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Castle on a hill
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Celebrating whales—and a whale of a tale
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Happy Halloween!
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Celebrating Flag Day
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The largest American bison around
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A view from the top
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Nazca boobies, Wolf Island, Galápagos Islands, Ecuador
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The ruins of Italica, Andalusia, Spain
Bing Wallpaper Gallery

