#220166-1Houston Skyline & Freeway at Night, Houston, Texas, USA

#220165-1Houston Skyline & Freeway, Houston, Texas, USA

#220164-1Houston Skyline from Buffalo Bayou Park, Houston, Texas, USA

#220163-1Houston Skyline from Buffalo Bayou Park, Houston, Texas, USA

#220162-2Sesquicentennial Park, Houston, Texas, USA

#220162-1Sesquicentennial Park, Houston, Texas, USA

#220161-2Sesquicentennial Park, Houston, Texas, USA

#220161-1Sesquicentennial Park, Houston, Texas, USA

#220152-1Houston Skyline, Texas, USA

#220151-1Gerald D. Hines Waterwall Park, Houston, Texas, USA

#220149-1Austin Skyline with Kayakers on Colorado River, Texas, USA

#220148-1Austin Skyline Along Colorado River, Texas, USA

#220147-1Austin Skyline Along Colorado River, Texas, USA

#220146-1Austin Skyline Reflecting in Colorado River, Texas, USA

#220145-1Austin Skyline Reflecting in Colorado River, Texas, USA

#220140-1Man Next to Hoodoos, Stud Horse Point, Glen Canyon National Recreation Area, Arizona, USA

#220139-1Stud Horse Point, Glen Canyon National Recreation Area, Arizona, USA

#220138-1Stud Horse Point, Glen Canyon National Recreation Area, Arizona, USA

#220137-1Stud Horse Point, Glen Canyon National Recreation Area, Arizona, USA

#220136-1Hoodoos in Red Canyon, Dixie National Forest, Utah, USA

#220134-1Hiker under Hoodoos in Bryce Canyon National Park, Utah, USA

#220133-2Hoodoos in Bryce Canyon National Park, Utah, USA

#220133-1Hoodoos in Bryce Canyon National Park, Utah, USA

#220131-2Hoodoos in Devils Garden, Grand Staircase Escalante National Monument, Utah, USA

#220131-1Hoodoos in Devils Garden, Grand Staircase Escalante National Monument, Utah, USA

#220130-1Stars over Hoodoos in Devils Garden, Grand Staircase Escalante National Monument, Utah, USA

#220129-1Hoodoos in Devils Garden, Grand Staircase Escalante National Monument, Utah, USA

#220128-1Couple in Devils Garden, Grand Staircase Escalante Nationa Monument, Utah, USA

#220127-1Rock Formations in Devils Garden, Grand Staircase Escalante Nationa Monument, Utah, USA

#220126-1Hoodoos in Devils Garden, Grand Staircase Escalante National Monument, Utah, USA

#220125-2Metate Arch in Devils Garden, Grand Staircase Escalante National Monument, Utah, USA

#220125-1Metate Arch in Devils Garden, Grand Staircase Escalante National Monument, Utah, USA

#220124-1Metate Arch in Devils Garden, Grand Staircase Escalante National Monument, Utah, USA

#220123-2Zebra Slot Canyon, Grand Staircase National Monument, Utah, USA

#220123-1Zebra Slot Canyon, Grand Staircase National Monument, Utah, USA

#220122-1Zebra Slot Canyon, Grand Staircase National Monument, Utah, USA

#220121-1Zebra Slot Canyon, Grand Staircase National Monument, Utah, USA

#220120-2Zebra Slot Canyon, Grand Staircase National Monument, Utah, USA

#220120-1Zebra Slot Canyon, Grand Staircase National Monument, Utah, USA

#220119-1Person on Sunset Arch, Grand Staircase Escalante National Monument, Utah, USA

#220118-1Sunset Arch, Grand Staircase Escalante National Monument, Utah, USA

#220117-1Sunset Arch, Grand Staircase Escalante National Monument, Utah, USA

#220116-1Sunset Arch, Grand Staircase Escalante National Monument, Utah, USA

#220115-1Hikers on Queen's Garden Trail, Bryce Canyon National Park, Utah, USA

#220114-1Hoodoos in Winter, Bryce Canyon National Park, Utah, USA

#220112-1Queen's Garden in Winter, Bryce Canyon National Park, Utah, USA

#220111-3Agua Canyon in Winter, Bryce Canyon National Park, Utah, USA

#220111-2Agua Canyon in Winter, Bryce Canyon National Park, Utah, USA

#220111-1Agua Canyon in Winter, Bryce Canyon National Park, Utah, USA

#220110-1Bryce Canyon National Park in Winter, Utah, USA

#220108-2Thor's Hammer, Bryce Canyon National Park, Utah, USA

#220106-1Rim Trail in Winter, Bryce Canyon National Park, Utah, USA

#220105-2Sunburst through Hoodoos, Bryce Canyon National Park, Utah, USA

#220105-1Sunburst over Natural Windows, Bryce Canyon National Park, Utah, USA

#220103-1Sunrise Through Natural Window on the Rim Trail, Bryce Canyon National Park, Utah, USA

#220102-1Hoodoos & Pine Tree, Bryce Canyon National Park, Utah, USA

#220101-1Silent City in Winter, Bryce Canyon National Park in Winter, Utah, USA

#220100-1Silent City in Winter, Bryce Canyon National Park in Winter, Utah, USA

#220098-3Inspiration Point in Winter, Bryce Canyon National Park, Utah, USA

#220098-1Inspiration Point in Winter, Bryce Canyon National Park, Utah, USA

#220097-1Sunrise over Queen's Garden, Bryce Canyon National Park, Utah, USA

#220096-2Silent City at Sunrise, Bryce Canyon National Park, Utah, USA

#220096-1Silent City at Sunrise, Bryce Canyon National Park, Utah, USA

#220095-1Storm Clouds over Rainbow Point in Winter, Bryce Canyon National Park, Utah, USA

#220094-1Agua Canyon in Winter, Bryce Canyon National Park, Utah, USA

#220093-3Natural Bridge in Winter, Bryce Canyon National Park, Utah, USA

#220093-2Natural Bridge in Winter, Bryce Canyon National Park, Utah, USA

#220093-1Natural Bridge in Winter, Bryce Canyon National Park, Utah, USA

#220092-2The Silent City, Bryce Canyon National Park, Utah, USA

#220092-1The Silent City, Bryce Canyon National Park, Utah, USA

#220091-1Hoodoos in Queen's Garden, Bryce Canyon National Park, Utah, USA

#220090-1Footpath through Queen's Garden, Bryce Canyon National Park, Utah, USA

#220089-1Sun Rays over The Queen's Garden, Bryce Canyon National Park, Utah, USA

#220088-1The Silent City in Winter, Bryce Canyon National Park, Utah, USA

#220087-1The Silent City in Winter, Bryce Canyon National Park, Utah, USA

#220086-1The Silent City in Winter, Bryce Canyon National Park, Utah, USA

#220085-1The Silent City in Winter, Bryce Canyon National Park, Utah, USA

#220084-2Valley Rock Formations in Winter, Bryce Canyon National Park, Utah, USA

#220084-1Valley Rock Formations in Winter, Bryce Canyon National Park, Utah, USA

#220083-1The Silent City, Bryce Canyon National Park, Utah, USA

#220082-1Full Moon Setting over Paria Rimrocks, Grand Staircase Escalante National Monument, Utah, USA

#220081-1Sunrise over the Toadstools, Paria Rimrocks, Grand Staircase Escalante National Monument, Utah, USA

#220080-1Full Moon over The Toadstools, Paria Rimrocks, Grand Staircase Escalante National Monument, Utah, USA

#220079-1The Toadstools, Paria Rimrocks, Grand Staircase Escalante National Monument, Utah, USA

#220078-1The Toadstools, Paria Rimrocks, Grand Staircase Escalante National Monument, Utah, USA

#220077-1The Toadstools, Paria Rimrocks, Grand Staircase Escalante National Monument, Utah, USA

#220076-2Road through Valley of Fire State Park, Nevada, USA

#220076-1Road through Valley of Fire State Park, Nevada, USA

#220075-1Road through Valley of Fire State Park, Nevada, USA

#220074-2Car on S-Bend Road, Valley of Fire State Park, Nevada, USA

#220074-1Car on S-Bend Road, Valley of Fire State Park, Nevada, USA

#220073-2The Fire Wave, Valley of Fire State Park, Nevada, USA

#220073-1The Fire Wave, Valley of Fire State Park, Nevada, USA

#220071-1Fire Wave Trail, Valley of Fire State Park, Nevada, USA

#220070-1Rock Formations at the Fire Wave, Valley of Fire State Park, Nevada, USA

#220069-1Hiker on Fire Wave, Valley of Fire State Park, Nevada, USA

#220068-1Sunrise over the Fire Wave, Valley of Fire State Park, Nevada, USA

#220067-2Hiker on Fire Wave, Valley of Fire State Park, Nevada, USA

#220067-1Hiker on Fire Wave, Valley of Fire State Park, Nevada, USA

#220066-1Full Moon over Rock Formations, Valley of Fire State Park, Nevada, USA

#220065-1Full Moon over Fire Wave, Valley of Fire State Park, Nevada, USA

#220064-1Light Trails though Valley of Fire State Park, Nevada, USA

#220033-1Los Angeles City Hall, Los Angeles, California, USA

#220030-1Urban Light by Chris Burden, Los Angeles County Museum of Art (LACMA), Los Angeles, California, USA

#220029-1Urban Light by Chris Burden, Los Angeles County Museum of Art (LACMA), Los Angeles, California, USA

#220028-1Woman Walking Between Lamp Posts, Urban Light by Chris Burden, Los Angeles County Museum of Art (LACMA), Los Angeles, California, USA

#220026-1Yosemite Valley from Tunnel View, Yosemite National Park, California, USA

#220025-1Upper & Lower Yosemite Falls in Winter, Yosemite National Park, California, USA

#220024-1Upper Yosemite Falls in Winter, Yosemite National Park, California, USA

#220023-3Upper Yosemite Falls Reflecting in Merced River in Winter, Yosemite National Park, California, USA

#220023-2Upper Yosemite Falls Reflecting in Merced River in Winter, Yosemite National Park, California, USA

#220023-1Upper Yosemite Falls Reflecting in Merced River in Winter, Yosemite National Park, California, USA

#220022-1Merced River Reflections in Winter, Yosemite National Park, California, USA

#220021-1El Capitan Reflecting in Merced River in Winter, Yosemite National Park, California, USA

#220020-3El Capitan Reflecting in Merced River in Winter, Yosemite National Park, California, USA

#220020-2El Capitan Reflecting in Merced River in Winter, Yosemite National Park, California, USA

#220020-1El Capitan Reflecting in Merced River in Winter, Yosemite National Park, California, USA

#220019-1El Capitan & Merced River in Winter, Yosemite National Park, California, USA

#220018-1El Capitan Reflecting in Merced River in Winter, Yosemite National Park, California, USA

#220017-1El Capitan Reflecting in Merced River in Winter, Yosemite National Park, California, USA

#220016-1El Capitan Reflecting in Merced River in Winter, Yosemite National Park, California, USA

#220015-1El Capitan in Winter, Yosemite National Park, California, USA

#220014-1The Tide Pools or Pot Holes, La Jolla, California, USA

#220013-1The Tide Pools or Pot Holes, La Jolla, California, USA

#220012-2Imperial Sand Dunes National Recreation Area, California, USA

#220012-1Imperial Sand Dunes National Recreation Area, California, USA

#220011-1Imperial Sand Dunes National Recreation Area, California, USA

#220010-1Imperial Sand Dunes National Recreation Area, California, USA

#220009-1Sunrise over Imperial Sand Dunes National Recreation Area, California, USA

#220008-1Sunrise over Imperial Sand Dunes National Recreation Area, California, USA

#220007-1Sunrise over Imperial Sand Dunes National Recreation Area, California, USA

#220006-1Apache Gap, near Phoenix, Arizona, USA

#220005-1Man Overlooking Canyon Lake, Tonto National Forest, near Phoenix, Arizona, USA

#220004-1Canyon Lake, Tonto National Forest, near Phoenix, Arizona, USA

#220003-1Cholla Cactus Garden at Sunrise, Joshua Tree National Park, California, USA

#220002-1The Cholla Cactus Garden at Sunrise, Joshua Tree National Park, California, USA

#220001-1Cholla Cactus Garden at Sunrise, Joshua Tree National Park, California, USA

#220000-3Joshua Trees at Sunset, Joshua Tree National Park, California, USA

#220000-2Joshua Trees at Sunset, Joshua Tree National Park, California, USA

#220000-1Joshua Trees at Sunset, Joshua Tree National Park, California, USA

#990671-4Sand Dunes, White Sands National Monument, New Mexico, USA

#990668-1Sand Dunes at Dawn, White Sands National Monument, New Mexico, USA

#980523-3Sand Dune Patterns, Algodones Dunes Wilderness, California, USA

#903188Sunlight through Birch & Maples, Groton State Park, Vermont, USA

#040027-2Badland patterns below Zabriske point, Death Valley National Park, California, USA

#180001-2Bridalveil Falls in Mist, Yosemite National Park, California, USA

#180540-1Mist in Yosemite Valley from Tunnel View, Yosemite National Park, California, USA

#150590-2Fort Myers Pier at Sunset, Fort Myers, Florida, USA

#150590-1Fort Myers Pier at Sunset, Fort Myers, Florida, USA

#190180-1Athabasca River in Winter, Alberta, Canada

#190507-1Sand Dunes Detail, Great Sand Dunes National Park, Colorado, USA

#190506-1Sand Dunes, Great Sand Dunes National Park, Colorado, USA

#190258-2Beaver Lake Reflections, Marble, Colorado, USA

#190258-1Beaver Lake Reflections, Marble, Colorado, USA

#190257-2Crystal Mill, Crystal, Colorado, USA

#190257-1Crystal Mill, Crystal, Colorado, USA

#190256-3Crystal Mill, Crystal, Colorado, USA

#190256-2Crystal Mill, Crystal, Colorado, USA

#190256-1Crystal Mill, Crystal, Colorado, USA

#190255-2First Light on Maroon Bells Reflecting in Maroon Lake, near Aspen, Colorado, USA

#190255-1First Light on Maroon Bells Reflecting in Maroon Lake, near Aspen, Colorado, USA

#190254-2First Light on Maroon Bells Reflecting in Maroon Lake, near Aspen, Colorado, USA

#190254-1First Light on Maroon Bells Reflecting in Maroon Lake, near Aspen, Colorado, USA

#190253-2Maroon Bells Reflecting in Maroon Lake at Sunrise, near Aspen, Colorado, USA

#190253-1Maroon Bells Reflecting in Maroon Lake at Sunrise, near Aspen, Colorado, USA

#190252-1Continental Divide, Independence Pass, Colorado, USA

#190251-1Continental Divide Reflecting in Alpine Lake, Independence Pass, Colorado, USA

#190250-2Sunset over Great Sand Dunes National Park, Colorado, USA over Great Sand Dunes National Park, Colorado, USA

#190250-1Sunset over Great Sand Dunes National Park, Colorado, USA

#190249-1Sunrays Through Storm Clouds, Great Sand Dunes National Park, Colorado, USA

#190248-2Great Sand Dunes National Park, Colorado, USA

#190248-1Great Sand Dunes National Park, Colorado, USA

#190247-2Great Sand Dunes National Park, Colorado, USA

#190247-1Great Sand Dunes National Park, Colorado, USA

#190246-1Sand Dune Patterns, Great Sand Dunes National Park, Colorado, USA

#190245-1Lone Tree & Great Sand Dunes National Park, Colorado, USA

#190244-1Cloudscape over Great Sand Dunes National Park, Colorado, USA

#190243-1Cloudscape over Great Sand Dunes National Park, Colorado, USA

#190242-2Cloudscape over Road, near Alamosa, Colorado, USA

#190242-1Cloudscape over Road, near Alamosa, Colorado, USA

#190241-1Sunrise over Great Sand Dunes National Park, Colorado, USA

#190240-1Sunrise over Great Sand Dunes National Park, Colorado, USA

#190239-2Lone Tree at Sunset, near Alamosa, Colorado, USA

#190239-1Lone Tree at Sunset, near Alamosa, Colorado, USA

#190238-1Lone Tree at Sunset, near Alamosa, Colorado, USA

#190236-1Old Shack, Crested Butte, Colorado, USA

#190235-1Nicholson Lake Reflections, Crested Butte, Colorado, USA

#190234-1Nicholson Lake Reflections, Crested Butte, Colorado, USA

#190233-1Lake Irwin, near Crested Butte, Colorado, USA

#190232-1Columbine, Crested Butte, Colorado, USA

#190231-1Rocky Mountains in Summer, Crested Butte, Colorado, USA

#190230-1Hillside of Mules Ear Sunflowers & Larkspur, Crested Butte, Colorado, USA

#190229-1Mules Ear Sunflower & Larkspur, Crested Butte, Colorado, USA

#190228-1Path Through Wildflowers, Crested Butte, Colorado, USA

#190227-1Path Through Wildflowers, Crested Butte, Colorado, USA

#190226-1Path Through Wildflowers, Crested Butte, Colorado, USA

#190225-1Path Through Wildflowers, Crested Butte, Colorado, USA

#190224-1Path Through Wildflowers, Crested Butte, Colorado, USA

#190223-1Path Through Wildflowers, Crested Butte, Colorado, USA

#190222-1Path Through Wildflowers, Crested Butte, Colorado, USA

#190221-1Path Through Wildflowers, Crested Butte, Colorado, USA

#190220-1Hillside of Wildflowers, Crested Butte, Colorado, USA

#190219-1Hillside of Mules Ear Sunflowers & Larkspur, Crested Butte, Colorado, USA

#190218-1Hillside of Mules Ear Sunflowers & Larkspur, Crested Butte, Colorado, USA

#190217-1Hillside of Mules Ear Sunflowers & Larkspur, Crested Butte, Colorado, USA

#190216-1Mules Ear Sunflowers & Aspens, Crested Butte, Colorado, USA

#190215-1Mules Ear Sunflowers & Aspens, Crested Butte, Colorado, USA

#190214-1Mules Ear Sunflowers & Aspens, Crested Butte, Colorado, USA

#190213-1Mules Ear Sunflowers & Aspens, Crested Butte, Colorado, USA

#190212-1Ox-eye Daisies by Nicholson Lake, Crested Butte, Colorado, USA

#190211-1Outhouse in Lupins, Crested Butte, Colorado, USA

#190210-1Wildflowers, Crested Butte, Colorado, USA

#190209-1Wildflowers, Crested Butte, Colorado, USA

#190208-2Rocky Mountains, Crested Butte, Colorado, USA

#190208-1Rocky Mountains, Crested Butte, Colorado, USA

#190207-1Three Sisters Reflecting in Bow River in Winter, Alberta, Canada

#190206-1Mt. Rundle & Banff at Night, Alberta, Canada

#190205-1Person by Frozen Upper Johnston Falls, Alberta, Canada

#190204-1Mist on Vermilion Lake in Winter, Banff, Alberta, Canada

#190203-1Mist on Vermilion Lake in Winter, Banff, Alberta, Canada

#190202-1Vermilion Lake Reflections in Winter, Banff, Alberta, Canada

#190201-2Vermilion Lake Reflections in Winter, Banff, Alberta, Canada

#190201-1Vermilion Lake Reflections in Winter, Banff National Park, Alberta, Canada

#190200-1Vermilion Lake at Dawn in Winter, Banff, Alberta, Canada

#190199-1Frozen Bubbles on Abraham Lake, Alberta, Canada

#190198-1Frozen Bubbles on Abraham Lake, Alberta, Canada

#190197-1Frozen Bubbles on Abraham Lake, Alberta, Canada

#190196-1Frozen Bubbles on Abraham Lake, Alberta, Canada

#190195-1Frozen Bubbles on Abraham Lake, Alberta, Canada

#190194-1Frozen Bubbles on Abraham Lake, Alberta, Canada

#190193-2Frozen Bubbles on Abraham Lake, Alberta, Canada

#190193-1Frozen Bubbles on Abraham Lake, Alberta, Canada

#190192-1Ice Climbers on Weeping Wall, Alberta, Canada

#190191-1Mt Athabasca & Hilda Peak, Icefields Parkway, Alberta, Canada

#190190-1Mt Athabasca & Hilda Peak, Icefields Parkway, Alberta, Canada

#190189-1Snow Shapes, Alberta, Canada

#190188-1Snow-covered Boulders, Alberta, Canada

#190187-1Road Leading to Colin Range in Winter, Alberta, Canada

#190186-1Snow-covered Pine Trees in Winter, Alberta, Canada

#190185-1Cross Country Skiers in Forest, Alberta, Canada

#190184-1Man Walking through Forest in Winter, Alberta, Canada

#190183-1Fire Damaged Pines in Winter, Maligne Canyon, Alberta, Canada

#190182-1Athabasca River in Winter, Alberta, Canada

#190181-1Athabasca River Detail in Winter, Alberta, Canada

#190179-1Athabasca River in Winter, Jasper National Park, Alberta, Canada

#190178-2Lower Athabasca Falls in Winter, Alberta, Canada

#190178-1Lower Athabasca Falls in Winter, Alberta, Canada

#190177-1Athabasca Falls in Winter, Alberta, Canada

#190176-2Mt. Edith Cavell in Winter, Alberta, Canada

#190176-1Mt. Edith Cavell in Winter, Jasper National Park, Alberta, Canada

#190175-1Frozen Waterfall Detail, Maligne Canyon, Alberta, Canada

#190174-1Fan Falls in Winter, Jasper National Park, Alberta, Canada

#190173-1Sunwapta River in Winter, Alberta, Canada

#190172-1Sunwapta River in Winter, Alberta, Canada

#190171-1Sunwapta River in Winter, Alberta, Canada

#190170-1Sunwapta River in Winter, Alberta, Canada

#190169-1Lone Pine Tree in Winter, Alberta, Canada

#190168-2Peyto Lake in Winter, Alberta, Canada

#190168-1Peyto Lake in Winter, Alberta, Canada

#190167-1Peyto Lake in Winter, Banff National Park, Alberta, Canada

#190166-1Bow River in Winter, Alberta, Canada

#190165-1Bow River at Sunrise in Winter, Banff National Park, Alberta, Canada

#190164-1Snow Shapes, Alberta, Canada

#190163-1Snow Shapes, Alberta, Canada

#190162-1Ice Shapes along Bow River, Alberta, Canada

#190161-1Ice Shapes along Bow River, Alberta, Canada

#190160-2Low Clouds Around Bow Peak, Alberta, Canada

#190160-1Low Clouds Around Bow Peak, Alberta, Canada

#190159-1Mountain & Cabin Reflecting in Lake Louise, Alberta, Canada

#190158-2Lake Louise Reflections in Winter, Alberta, Canada

#190158-1Lake Louise Reflections in Winter, Alberta, Canada

#190157-1Ice Climber on Frozen Waterfall, British Columbia, Canada

#190156-1Mt. Burgess & Stream in Winter, British Columbia, Canada

#190155-1Mt. Burgess & Stream in Winter, British Columbia, Canada

#190154-1Mt. Burgess & Stream in Winter, British Columbia, Canada

#190153-1Forest Stream in Winter, British Columbia, Canada

#190152-1Snow-covered Pines Trees & Bridge, Emerald Lake, British Columbia, Canada

#190151-1Snow-covered Pines Trees & Bridge, Emerald Lake, British Columbia, Canada

#190150-1Chalet in Winter, Emerald Lake, British Columbia, Canada

#190149-1Chalet in Winter, Emerald Lake, British Columbia, Canada

#190148-2Chalet in Winter, Emerald Lake, British Columbia, Canada

#190148-1Winter Chalet at Night, Emerald Lake, British Columbia, Canada

#190147-1Winter Queen in Red, British Columbia, Canada

#190146-2Morants Curve in Winter, Alberta, Canada

#190146-1Morants Curve in Winter, Alberta, Canada

#190145-2Super Bloom of California Poppies, Antelope Valley, California, USA

#190145-1Super Bloom of California Poppies, Antelope Valley, California, USA

#190144-1Super Bloom of California Poppies, Antelope Valley, California, USA

#190143-2Super Bloom of California Poppies, Antelope Valley, California, USA

#190143-1Super Bloom of California Poppies, Antelope Valley, California, USA

#190142-1Joshua Trees & Wildflowers, Antelope Valley, California, USA

#190141-1Joshua Trees & Wildflowers, Antelope Valley, California, USA

#190140-1Joshua Trees & Wildflowers, Antelope Valley, California, USA

#190138-1San Clemente Pier at Sunset, California, USA

#190136-1Heisler Park, Laguna Beach, California, USA

#190135-1Griffith Observatory & LA Skyline at Night, California, USA

#190134-1Track to Hill of Wildflowers, Carrizo Plain National Monument, California, USA

#190132-2Hills of Wildflowers, Carrizo Plain National Monument, California, USA

#190131-1Hills of Wildflowers, Carrizo Plain National Monument, California, USA