Water Slide from Above, Long Canyon, Utah, September 21, 1965

Ruess Arch and Amphitheater, Davis Gulch, Escalante Basin, Lake Powell, Utah, May 12, 1965

Ruess Arch and Amphitheater, Davis Gulch, Escalante Basin, Lake Powell, Utah, May 12, 1965

Ruess Arch and Amphitheater, Davis Gulch, Escalante Basin, Lake Powell, Utah, May 12, 1965

Waterfall and Wet Wall, Cathedral in the Desert, Clear Creek, Lake Powell, Utah, May 10, 1965

Sand Bar, Dark Canyon, Lake Powell, Utah, September 10, 1968

Columbine and Grass on Cliff, Narrows Trail, Zion National Park, Utah, May 9, 1969

Reflection with Driftwood, Escalante Opposite Willow Canyon, Lake Powell, Utah, September 6, 1968

Pool in Mystery Canyon, Lake Powell, Utah, August 26, 1964

Black Dragon Falls, Lushan, Jiangxi, China July 10, 1980

Twin Lakes, Beartooth Highway, Montana, August 24, 1979

Small Stream Erosions, Coyote Canyon, Utah, August 14, 1971

[Eliot Porter's children on rock in Maine]

Jonathan, Hubbard Woods, Illinois, August 1941

Patrick Porter, Tesuque, New Mexico, August 1950

Jonathan -- Three Months Old, 1938

Elephants at Water Hole, Tsavo East, Kenya, August 26, 1970

Sunrise Light on Facade, Temple of Ramesses II, Abu Simbel, Egypt, February 1, 1973

[El Pajaro del Oceano Fabrica de Tabacos]

Elephant Trees on Hillside, near Rosarito, Baja California, August 6, 1966