Royalty-Free Century Photos, dominant color: gray
- 2592x1936 Public Domain
- 2967x4480 Public Domain
- 1992x1277 Public Domain
- 3600x2760 Public Domain
- 2539x3300 Public Domain
- 2500x1875 Public Domain
- 3290x1790 Public Domain
- 3600x2541 Public Domain
- 3600x3600 Public Domain
- 2592x1936 Public Domain
- 3600x2570 Public Domain
- 3264x2448 Public Domain
- 3974x2980 Public Domain
- 5184x4488 Public Domain
- 5184x3996 Public Domain
- 1644x2052 Public Domain
- 2119x1460 Public Domain
- 5184x3183 Public Domain
- 3250x4333 Public Domain