Greek Temple, Segesta, Sicily, March 22, 1967

Indian Pipes, Great Spruce Head Island, Maine, August 1, 1954

Everlastings, Peaks Island, Maine, August 13, 1944

Lighthouse, Evening, Matinicus Rock, Maine, July 30, 1949

Lighthouse, Evening, Matinicus Rock, Maine, July 30, 1949

Lighthouse, Evening, Matinicus Rock, Maine, July 30, 1949

Lighthouse, Evening, Matinicus Rock, Maine, July 30, 1949

Steam Vent, Landmannalaugar, Iceland, June 29, 1972

Lava Wall, Asbyrgi, Iceland, July 24, 1972

Hot Spring, Myvatn, Iceland, July 23, 1972

Honeycomb Weathering, Dimmuborgir, Mývatn, Iceland, July 26, 1972

Greek Theater, Syracuse, Sicily, March 18, 1967

Ruined Temple, Agrigento, Sicily, March 20, 1967

Temple of Concord, Agrigento, Sicily, March 21, 1967

Geek Temple, Segesta, Sicily, March 22, 1967

Flowers in Wall, Delphi, Greece, April 22, 1967

Galápagos Tortoise, Alcedo Rim, Galápagos Islands, May 5, 1966

Lava Lizard, Punta Cevallos, Hood Island, Galápagos Islands, May 26, 1966

Detail of Wall, Mycenae, Greece, April, 1967

Flowers on Acropolis, Mycenae, Greece, April 8, 1967