Karl Ammann / Silhouette of African elephants in heat haze {Loxodonta africana} Amboseli,
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Nick Turner / Sunset over Cam Long Down from the Cotswold Way at Coaley Peak, Gloucestershire, England
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Nick Turner / Downham Hill shrouded in winter mist from Coaley Peak on the Cotswold Way, Gloucestershire, England
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Nick Turner / Cam Long Down shrouded in mist from Coaley Peak on the Cotswold Way, Gloucestershire, England
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Nick Turner / Downham hill in mist at sunset from Uley Bury, Gloucestershire, England
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Nick Turner / View along the limestone Cotswold escarpment and misty countryside at dusk, Coaley Peak, Gloucestershire, England
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Nick Turner / Downham Hill shrouded in mist from Coaley Peak on the Cotswold Way, Gloucestershire, England
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Nick Turner / Downham Hill shrouded in mist from Coaley Peak on the Cotswold Way, Gloucestershire, England
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Nick Turner / Countryside in mist on the Cotswold Way, Coaley Peak, Gloucestershire, England
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Nick Turner / Sunset over Cam Long Down from the Cotswold Way at Coaley Peak, Gloucestershire, England
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Nick Turner / Sunset over Cam Long Down from the Cotswold Way at Coaley Peak, Gloucestershire, England
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Jack Dykinga / Saguaro cacti {Carnegiea gigantea} silhouetted in the sunset afterglow of Mount Pinatubo eruption in the Philippines, Cabeza Prieta National Wildlife Refuge, Arizona, USA, 1991