WattsOSCSCaral, Supe Valley, Peru1994 · Gelatin silver printPhotograph: H. 13 × W. 18 in. (33 × 45.7 cm) Matted: H. 22 × W. 28 in. (55.9 × 71.1 cm)The Metropolitan Museum of Art
WattsOSTCTaukachi-Konkan, Casma Valley, Peru1993 · Gelatin silver printPhotograph: H. 13 × W. 18 in. (33 × 45.7 cm) Matted: H. 22 × W. 28 in. (55.9 × 71.1 cm)The Metropolitan Museum of Art
WattsOSHPHuaca Prieta, Chicama Valley, Peru1988 · Gelatin silver printPhotograph: H. 13 × W. 18 in. (33 × 45.7 cm) Matted: H. 22 × W. 28 in. (55.9 × 71.1 cm)The Metropolitan Museum of Art
Canyon del Muerto, Arizona1987 · Gelatin silver print12 3/4 × 18 5/16" (32.3 × 46.5 cm)Museum of Modern Art
Upper Anton Chico, New Mexico1987 · Gelatin silver print13 × 18 7/8" (33 × 48 cm)Museum of Modern Art
WattsOSTLTúcume, Lambayeque Drainage, Peru1986 · Gelatin silver printPhotograph: H. 13 × W. 18 in. (33 × 45.7 cm) Matted: H. 22 × W. 28 in. (55.9 × 71.1 cm)The Metropolitan Museum of Art
WattsOSPGPampa Grande, Lambayeque Valley, Peru1986 · Gelatin silver printPhotograph: H. 13 × W. 18 in. (33 × 45.7 cm) Matted: H. 22 × W. 28 in. (55.9 × 71.1 cm)The Metropolitan Museum of Art
WattsOSNVNazca Valley, Peru1985 · Gelatin silver printPhotograph: H. 13 × W. 18 in. (33 × 45.7 cm) Matted: H. 22 × W. 28 in. (55.9 × 71.1 cm)The Metropolitan Museum of Art
Star Axis, New Mexico1985 · Gelatin silver printImage: 31.2 × 44.6 cm (12 5/16 × 17 9/16 in.); Paper: 36.2 × 47.5 cm (14 5/16 × 18 3/4 in.)Art Institute of Chicago
Star Axis, New Mexico1983 · Gelatin silver printImage: 30.9 × 44.1 cm (12 3/16 × 17 3/8 in.); Paper: 36.4 × 48.3 cm (14 3/8 × 19 1/16 in.)Art Institute of Chicago
Star Axis, New Mexico1982 · Gelatin silver printImage: 31.2 × 44.6 cm (12 5/16 × 17 9/16 in.); Paper: 36 × 47.8 cm (14 3/16 × 18 7/8 in.)Art Institute of Chicago
Canyon del Muerto, Arizona1978 · Gelatin silver printImage: 33.9 × 48.8 cm (13 3/8 × 19 1/4 in.); Paper: 40.4 × 50.4 cm (15 15/16 × 19 7/8 in.)Art Institute of Chicago
WattsOSATAltar, Torreón, Machu Picchu, Peru1975 · Gelatin silver printPhotograph: H. 6 1/2 × W. 9 1/2 in. (16.5 × 24.1 cm) Matted: H. 14 × W. 17 in. (35.6 × 43.2 cm)The Metropolitan Museum of Art
Machu Picchu, Peru1975 · Gelatin silver printImage: 27.5 × 40.6 cm (10 7/8 × 16 in.); Paper: 33.9 × 45 cm (13 3/8 × 17 3/4 in.)Art Institute of Chicago
Island of the Sun, Lake Titicaca1975 · Gelatin silver print13 3/4 × 17 3/8" (35 × 44.2 cm)Museum of Modern Art
Machu Picchu, Peru1971 · Gelatin silver printImage/paper: 20.3 × 27.9 cm (8 × 11 in.); Mount: 35.5 × 43.3 cm (14 × 17 1/16 in.)Art Institute of Chicago