Sand dune with yuccas, White Sands Natl Park, New Mexico

Grand Teton Natl Park, Wyoming

Autumn aspens, Colorado

Sunrise, Acadia Natl Park, Maine

Tallgrass prairie, Boot Lake Nature Preserve, Indiana

Hanging Arch, Antelope Canyon, Arizona

Balanites trees at dawn, Kenya, East Africa

Rhododendrons and Coast redwoods, California

Rhododendrons and Coast redwoods, California

Pictured Rocks Natl Lakeshore, Michigan

Pictured Rocks Natl Lakeshore, Michigan

Sandstone boulders and moon, Joshua Tree Natl Park, California

Mt. Sneffels, San Juan Mountains, Colorado

Calla lilies, California

Blackeyed susans, Great Smoky Mountains Natl Park, Tennessee

Sunset, Great Smoky Mountains Natl Park, Tennessee

Fireweeds, Gothic Valley, Colorado

Tidal pool, Oregon

Stream near Sol Duc River, Olympic Natl Park, Washington

Church in fog, Great Smoky Mountains Natl Park, Tennessee

Church in fog, Great Smoky Mountains Natl Park, Tennessee

Arrowleaf balsamroots, Grand Teton Natl Park, Wyoming

Grayheaded coneflowers and monardas, Boot Lake Nature Preserve, Indiana

Barn, Palouse region, Washington

Barn, Palouse region, Washington

Tree in fog, Great Smoky Mountains Natl Park

Frozen fog on trees, Yellowstone Natl Park, Wyoming

Frozen fog, Yellowstone Natl Park, Wyoming

Trees, Yellowstone Natl Park, Wyoming

Beach, Oregon

Sugar maples, Bendix Woods County Park, Indiana

Sugar maples, Bendix Woods County Park, Indiana

Sugar maples, Bendix Woods County Park, Indiana

Cascade and pool, Fall Creek Preserve, Indiana

Cascade and pool, Fall Creek Preserve, Indiana

Cascade and pool, Fall Creek Preserve, Indiana

Cascading stream, Fall Creek Preserve, Indiana

Autumn blueberries in oak savanna, Indiana Dunes Natl Park, Indiana

Tallgrass prairie, Boot Lake Nature Preserve , Indiana

Herbert Lake, Banff Natl Park, Canada

Stars over Old Faithful, Yellowstone Natl Park, Wyoming

Sunrise over young Big bluestems, Indiana

Douglas firs, Bryce Canyon Natl Park, Utah

Sunrise, Arches Natl Park, Utah

Turret Arch, Arches Natl Park, Utah

North Window Arch, Arches Natl Park, Utah

Lighthouse, Oregon

Nodding trilliums, Bendix Woods County Park, Indiana

Sunrise, Teton Flats, Wyoming

Sunset at Oxbow Bend, Grand Teton Natl Park, Wyoming

Tumbleweed, Antelope Canyon, Arizona

Stream, Roaring Fork section, Great Smoky Mountains Natl Park, Tennessee

Mary among trilliums, Bendix Woods County Park, Indiana

Yei Bichai Winter Dancers and Totem Pole, Monument Valley Tribal Park, Arizona

Thunderbird Mesa, Monument Valley Tribal Park, Arizona

Bendix Woods, Indiana, spring

Bendix Woods, Indiana, autumn

Bendix Woods, Indiana, winter

Fremont River and canyon wall, Capitol Reef Natl Park, Utah

Photographer by stream, Great Smoky Mountains Natl Park, Tennessee