Jack Dykinga / Border wall with razor wire at the Mexican / United States border in Arizona, where the newer taller sections of the border wall pushed by President Trump are being erected in the environmentally sens...
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Jack Dykinga / Organ Pipe Cactus (Stenocereus thurberi) amongst flowering Brittlebush (Encelia farinosa) and Teddy Bear Cholla (Opuntia bigelovii), with the Ajo Mountains in the background Organ Pipe Cactus National...
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Philippe Clement / Saguaro cactus {Carnegiea gigantea}, Organ Pipe Cactus National Monument, Arizona, USA
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Philippe Clement / Saguaro cactus {Carnegiea gigantea} showing fruit, Organ Pipe Cactus National Monument, Arizona, USA May 2007
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Yva Momatiuk & John Eastcott / Organ Pipe Cactus (Stenocereus thurberi) with many stalks, spring evening, during drought year, Organ Pipe Cactus National Monument, Arizona
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Jim Brandenburg / Mexican Golden Poppy (Eschscholzia glyptosperma) field with Saguaro (Carnegiea gigantea) cactus, Organ Pipe Cactus National Monument, Arizona
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Jim Brandenburg / Mexican Golden Poppy (Eschscholzia glyptosperma) field with Saguaro (Carnegiea gigantea) cactus, Organ Pipe Cactus National Monument, Arizona
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Jim Brandenburg / Mexican Golden Poppy (Eschscholzia glyptosperma) field, Organ Pipe Cactus National Monument, Arizona
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Jack Dykinga / Aerial view of border Wall between Arizona, USA. and Sonora, Mexico, a ten foot high wall which will be replaced by Trump's thirty foot high barrier. The wall passes through the pristine Sonoran D...
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Jack Dykinga / Aerial view of border Wall between Arizona, USA. and Sonora, Mexico, a ten foot high wall which will be replaced by Trump's thirty foot high barrier. The wall passes through the pristine Sonoran D...
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Jack Dykinga / Aerial view of border Wall between Arizona, USA. and Sonora, Mexico, a ten foot high wall which will be replaced by Trump's thirty foot high barrier. The wall passes through the pristine Sonoran D...
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Claudio Contreras / Jumping cholla (Cylindropuntia fulgida) cactus branches hanging down, view of Sonoran Desert and Montezuma's Head Mountain and the Ajo Range. Organ Pipe Cactus National Monument, Arizona, USA. Jan...