• Monsoon Cloudburst , Monument Valley Navajo Tribal Park.

    Monsoon Cloudburst, Monument Valley Navajo Tribal Park

    A cloudburst dumps rain over Monument Valley during monsoon season.

  • Lenticular Cloud over Mt. Rainier

    Lenticular Cloud, Mt. Rainier, Washington

    A lenticular cloud rests over the peak of Mt. Rainier during sunset.

  • Sunrise at Zabriskie Point, Death Valley National Park.

    Zabriskie Point, Death Valley National Park

    Morning twilight at Zabriskie Point in Death Valley National Park

  • Sunset at Lower Cathedral Valley in Capitol Reef National Park, Utah.

    Lower Cathedral Valley, Capitol Reef National Park, Utah

    Sunset at Lower Cathedral Valley in Capitol Reef National Park, Utah.

  • Snowpack and Wizard Island, Crater Lake National Park, Oregon.

    Snowdrift and Wizard Island, Crater Lake National Park, Oregon

    Snow piles up in the forest surrounding Crater Lake with Wizard Island in the background.

  • Water Tanks and Spires at Castro Crest, Santa Monica Mountains, California.

    Castro Crest, Santa Monica Mountains, California

    Natural water tanks and rock spires at Castro Crest, Santa Monica Mountains, California.

  • Cloudburst Over the La Sal Mountains, Moab, Utah.

    Snowstorm over the La Sal Mountains, Utah

    A massive cloudburst dumps precipitation over the La Sal Mountains.

  • Grapevine Hills in Morning Twilight, Big Bend National Park, Texas.

    Grapevine Hills, Big Bend National Park, Texas

    The rock spires of Grapvine Hills glow in the colorful morning twilight before sunrise. Big Bend National Park, Texas.

  • Burney Falls, Burney, California.

    Burney Falls, California

    The scenic and serene Burney Falls in northern California.

  • Black Canyon National Park, Colorado

    Black Canyon of the Gunnison National Park, Colorado

    Daunting cliffs along the narrow and deep Black Canyon of the Gunnison, Colorado.

  • Twilight Glow at Superstition Mountains, Arizona

    Superstition Mountains, Arizona

    A barrel cactus peeks into the frame as twilight bathes the Superstition mountains and surrounding landscape in a deep red glow.

  • Colorful Sunset at Snoqualmie Falls, Washington.

    Snoqualmie Falls, Washington

    The waters of Snoqualmie River thunder over the 270 foot falls during an evening thunderstorm.

  • The Organ and Park Avenue at Arches National Park, Utah.

    Twilight, Park Avenue, Arches National Park, Utah

    Late twilight color paints the Organ and Park Avenue at Arches National Park, Utah.

  • Sunset over the Teton mountains, Grand Teton National Park

    Sunset, Grand Tetons, Wyoming

    Crepuscular Rays frame the Tetons as the sun sets over the autumn landscape.

  • Sunset at Grand Falls, Arizona.

    Grand Falls, Arizona

    Water from the Little Colorado River pours over the 185 foot drop of Grand Falls as the sun sets.

  • Colorful Antelope Canyon, Arizona.

    Antelope Canyon, Arizona

    Sunbeams and sandfalls accentuate the colorful rock formations inside Antelope Canyon, Arizona.

  • Hamilton Pool, Texas.

    Hamilton Pool, Texas

    The colorful hanging gardens of the grotto at Hamilton Pool, Texas.

  • Sunset at Second Beach, Washington

    Sunset, Second Beach, Washington

    The sun sets over the sea stacks and rocky coastline of Second Beach, Washignton.

  • Sunset at Organ Pipe Cactus National Monument

    Organ Pipe National Monument, Arizona

    The sun peeks through an Organ Pipe Cactus in the Sonoran Desert of southern Arizona.

  • Sunrise at Mt. Sneffles, Colorado

    Autumn Storm, Mt. Sneffels, Colorado

    A blazing sunrise over Mt. Sneffels and the autumn-colored aspens of the San Juan mountains.

  • Steamboat Rock in Echo Park, Dinosaur National Monument, Colorado.

    Steamboat Rock, Echo Park, Dinosaur National Monument, Colorado

    Known as the "Center of the Universe", where the Yampa and Green Rivers meet, Steamboat Rock commands the landscape in Echo Park, Colorado.

  • Brandywine Falls, Cuyahoga National Park.

    Brandywine Falls, Cuyahoga National Park, Ohio

    Brandywine Falls framed by trees and foliage in Cuyahoga National Park, Ohio.

  • Sunrise, Bryce Canyon National Park, Utah.

    Sunrise, Bryce Canyon National Park, Utah

    The Hoodoos of Bryce Canyon glow in the early morning light.

  • Maroon Bells at Sunrise

    Autumn, Maroon Bells, Colorado

    A colorful autumn sunrise at the Maroon Bells near Aspen, Colorado.

  • Sunbeam in Antelope Canyon, Arizona.

    Antelope Canyon, Arizona

    A sunbeam splits the colorful narrows in Antelope Canyon, Arizona.

  • Santa Monica Mountain Sunrise

    Sunrise, Santa Monica Mountains, California

    The sun rises over the Castro Crest of the Santa Monica Mountains, California.

  • Wildflowers, Yankee Boy Basin, Colorado

    Wildflowers, Yankee Boy Basin, Colorado

    A carpet of wildflowers frame a waterfall in Yankee Boy Basin, Colorado.

  • Mesa Arch at Sunrise

    Mesa Arch, Canyonlands National Park, Utah

    Sunrise at Mesa Arch, Island in the Sky, Canyonlands.

  • Kings Creek Falls

    Kings Creek Falls, Lassen Volcanic National Park, California

    Water cascades down a 50 foot fall in Lassen Volcanic National Park

  • Devils Tower, Wyoming

    Devils Tower, Wyoming

    The igneous rock monolith Devils Tower (Mato Tiplia, or "Bear's Lodge" to the Lakota) towers over the landscape during a blazing sunset.

  • Wildflowers and Mt. St. Helens

    Lupin and Indian Paintbrush, Mt. St. Helens, Washington

    Wildflowers growing in the former blast zone of Mt. St Helens.

  • Imnaha Valley Sunset

    Imnaha Valley, Oregon

    Sunset at the narrows in Imnaha Valley.

  • Palouse Falls, Washington

    Palouse Falls, Washington

    A colorful sunset over the 198 foot Palouse Falls in southeastern Washington.

  • Gates of the Valley, Yosemite National Park

    Gates of the Valley, Yosemite National Park, California

    El Capitan and Bridal Veil Falls combine to form the scene known as Gates of the Valley, framed by the Merced River.

  • Stoney Pass wildflowers

    Wildflowers, Stoney Pass, Colorado

    The sun sets over fields of wildflowers in Stoney Pass, Colorado.

  • Winter Sunset at Mono Lake

    Mono Lake, California

    Sunset glows over the snow-framed tufas at Mono Lake.

  • Sunset at Delicate Arch

    Sunset, Delicate Arch, Arches National Park, Utah

    Neon sunset at Delicate Arch, Arches National Park, Utah.

  • Autumn in the San Juan Mountains

    Autumn, San Juan Mountains, Colorado

    A Snow covered Wilson Peak in the autumn-colored San Juan Mountains.

  • Sunrise at Garden of the Gods

    Garden of the Gods, Colorado

    Rock walls and spires glow at sunrise in the Garden of the Gods.