Water-streaked Wall, Warm Spring Canyon, Lake Powell, Utah, September 24, 1965

Sunrise Clouds, Waterpocket Fold, Utah, August 20, 1963

Rufous Hummingbird, Tesuque, New Mexico, August 4, 1956

Mud Cracks and Pool, near House Rock Rapids, Marble Canyon, Arizona, June 13, 1967

Blue Vitrified Lava, Craters of the Moon [National Monument], Idaho, July 2, 1975

Grass and Tamarisk, Music Temple Bar, Glen Canyon, Utah, September 23, 1961

Twenty Mule Team Canyon, Death Valley, California, May 4, 1974

Sculptured Rock, near House Rock Rapids, Marble Canyon, Arizona, June 13, 1967

Sculptured Rock, near House Rock Rapids, Marble Canyon, Arizona, June 13, 1967

Sculptured Rock, near House Rock Rapids, Marble Canyon, Arizona, June 13, 1967

Sculptured Rock, near House Rock Rapids, Marble Canyon, Arizona, June 13, 1967

Blueberry Leaves and Maple Trunks, Passaconaway, New Hampshire, October 7, 1952

Clouds on East of Alcedo from Rim, Alcedo Volcano, Isabela Island, Galápagos Islands, May 4, 1966

Tidal Marsh, McKinley, Mount Desert Island, Maine, August 4, 1965

Hepaticas, near Sheffield, Massachusetts, April 17, 1957

Raspberry Leaves in Grass, Great Spruce Head Island, Maine, July 7, 1964

Oak Leaves and Birch Trunks, Passaconaway, New Hampshire, October 7, 1956

Spruce Trees in Fog and Hawkweed, Great Spruce Head Island, Maine, July 4, 1964

Spruce Trees in Fog and Hawkweed, Great Spruce Head Island, Maine, July 4, 1964

Temple of Yu the Great, Shaoxing, China, July 15, 1980