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Where are these prickly pears?
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American Red Cross pioneers
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A black heron canopy hunting in Botswana
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African elephants in Tsavo East National Park, Kenya
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Moon Day
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Himalaya mountain range
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Rising with the sun
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The road less taken?
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Old barn and canola field, Palouse region, Idaho
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Thick-billed raven, Simien Mountains, Ethiopia
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International Literacy Day
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Who uses this grassy bridge?
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Lake Louise, Banff National Park, Alberta, Canada
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Hampi, Hospet, Karnataka
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This lesson is going swimmingly
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The Three Musketeers Falls at Iguazú Falls, Argentina
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Whooper swans
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Mount Hood, Oregon
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Lake Magadi, Kenya
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World Environment Day
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Big rocks, big heads
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Palmyra Atoll National Wildlife Refuge
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A road not for the faint of heart
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Short-eared owl
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Milky Way over Southwest Alentejo and Vicentine Coast Natural Park
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Chinese New Year
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Jotunheimen National Park in Norway
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The Jewel of Hampi
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Kelimutu, Flores, Indonesia
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Hang Sơn Đoòng, Phong Nha-Kẻ Bàng National Park, Vietnam