Floris van Breugel / Long exposure to capture star trails circling around the North Star, Polaris, at the "Racetrack," a remote desert playa (dry lake bed) in Death Valley National Park, famous for its mysterious moving r...
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Jack Dykinga / Sedges (Cyperaceae) forming curved reflection patterns with reflections in a small laguna, Chacabuco, Chile, February.
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Jack Dykinga / Flowering Yucca (Yucca carnerosana) in foggy habitat, Tamaulipas, Sierra Tamaulipas, Mexico, February 2004.
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Jack Dykinga / Autumnal landscape with Sugar maple (Acer saccharum) and American beech (Fagus grandifolia) forest, and Blue Hen Falls, Cuyahoga Valley National Park, Ohio, USA, October 2006.
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Jack Dykinga / Dawn light on the Teton Mountain range, with fog shrouded conifers, Grand Teton National Park, Wyoming, USA, September 2012.
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Jack Dykinga / Autumn leaved Aspen trees (Populus) amongst bare trees, in the Dixie National Forest, Boulder Mountain, Utah, USA, October.
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Jack Dykinga / Cottonwood trees (Populus sp) in autumn with curved boughs with understorey of Rabbitbrush (Chrysothamnus) Long Canyon, Grand Staircase-Escalante National Monument, Utah, USA, October.
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Jack Dykinga / Saguaro cacti (Carnegiea gigantea) covered with snow, with the Catalina State Park, Santa Catalina Mountains, Arizona, USA, February.
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Jack Dykinga / Towering Coastal redwoods (Sequoia sempervirens) rising from forest understory of sword ferns and sorrel, Prairie Creek Redwoods State Park, California, May.
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Jack Dykinga / Balanced Rock in the Grapevine Hills at dawn, Big Bend National Park, Texas, USA.
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Jack Dykinga / Big leaf maple (Acer macrophyllum) trees covered in moss and surrounded by sword ferns form a maze of tree trunks. Prairie Creek Redwoods State Park, California, USA, May.
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Jack Dykinga / Petrified sand dunes with red and yellow banding with Pointleaf Manzanita (Arctostaphylos pungens) Vermilion Cliffs National Monument, Arizona, USA, August.
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Jack Dykinga / Sunset light on twisted Saguaro cactus (Carnegiea gigantea) Sonoran Desert National Monument, Arizona, USA, April.
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Jack Dykinga / Prairie Sunflowers (Helianthus petiolaris) flowering on the dunes amid blue morning shadows, Great Sand Dunes National Monument, Colorado, USA.
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Jack Dykinga / Bristlecone pine (Pinus aristata var. longaeva) gnarled branches of an old tree, Bryce Canyon National Park, Utah, USA.
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Jack Dykinga / Flowering plants in dried out mud, including Yellow Beeplant (Cleome lutea) and Pretty Phacelia (Phacelia pulchella var. sabulonum) Factory Bench, Fremont, Utah, USA, May.
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Jack Dykinga / Twisted branch in pool in stone canyon, Coyote Buttes, Arizona, USA, April 1992.
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Jack Dykinga / Saguaro Cactus (Carnegiea gigantea) with flower cluster, Saguaro National Park, Tucson Mountain Unit, Arizona, USA, August.
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Jack Dykinga / Water lily (Nuphar variegatum) leaves, Seal Cove Pond, Acadia National Park, Maine, USA, November.
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Jack Dykinga / Canyon pool with Water Shamrocks (Marsilea mucronata) floating. Coronado National Forest, Peck Canyon, Atascosa Mountains, Arizona, November.
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Jack Dykinga / Glowing gases rising from Halemaumau Crater, Kilauea Caldera, in evening with Milky Way in the sky above. Hawaii Volcanoes National Park, Hawaii, August 2010.
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Jack Dykinga / Red oak (Quercus rubra) and lichen covered White pines (Pinus strobes) Red Lake Indian Reservation, Minnesota, USA, August.
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Jack Dykinga / Siberian candyflower (Montia parvifolia), Carpet red alder, (Alnus rubra) along Wolf Creek, Sinkyone State Park, Sinkyone Intertribal Wilderness, California, August.
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Jack Dykinga / Towering Coastal redwoods (Sequoia sempervirens) rising from forest understory of Wood sorrel (Oxalis), Prairie Creek Redwoods State Park, California, May.