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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A medieval celebration in the Mediterranean
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Jasper Dark Sky Festival
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Hawai i Volcanoes National Park at 106
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A long, erratic commute
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Tambopata National Reserve, Peru
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Night of the ‘Cold Moon’
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Johnston Canyon in Banff National Park, Alberta, Canada
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Once upon a midafternoon dreary…
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Pretty in pink, and purple, and red…
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Splashes of color for Watercolor Month
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King of the dinosaurs
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Surf s up—Down Under
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Drop in on International Surfing Day
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National Park Service Founders Day
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Mount Fuji Day
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Swim city
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Zion National Park, Utah
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A festival of colors
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Santorini, Greece
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Singing praises of the oceans
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Independence Day of the Argentine Republic
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Al-Khazneh in Petra, Jordan
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Mexican giant cardon cactus
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Uredd Rest Area, Norway
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Red-necked grebes during breeding season
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Lei Day
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An emerald isle of the Emerald Isle
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Cherry blossom season in Tokyo
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Sequential images of a total solar eclipse
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Happy Juneteenth!