Stone Regent, Red flowers, Oxmal, Mexico, 1955-1956

Former Basilica of Guadalupe, Mexico City, Mexico, 1955-1956

Sixteenth-century Painting of Holy Week Processions on the Nave Wall, San Miguel, Huejotzingo, Puebla

Ring Throwing, Actopan, Hidalgo, Mexico, 1955-1956

Mexico, Yucatan, 1955-1956

Christ on the Cross, Cloister of Former Augustinian Mission Church of San Nicolas, Actopan, Hidalgo

Orange Algae, Midway Geyser Basin, Yellowstone National Park, Wyoming, August 30, 1979

Elephants at Dry Water Hole, Tsavo East, Kenya, Africa, August 25, 1970

Barn Doors, Pelton Ranch, Fishtail, Montana, August 19, 1979

Barn Doors and Loft, Pelton Ranch, Fishtail, Montana, August 19, 1979

Facade of Acolman Convent, January 12, 1956

Elephant Tree, Road to Bahia de los Angeles, Baja California, February 19, 1964

Church, Amatenango, Chiapas, February 15, 1956

American Goldfinch, Illinois, August 6, 1941

Northern Parula Warbler, Male, Great Spruce Head Island, Maine, June 28, 1945

Mathias Scholle House (1822), New Harmony, Indiana, May 27, 1978

Chapel, Front View, San Miguel Viejo, Mexico, December 31, 1955

Yellow Alpine Flower, Teleki Ridge, Mount Kenya, Kenya, February 12, 1970

Mired Elephant, Tsavo East, Kenya, Africa, October 25, 1970

Snowstorm, Central Park, New York