Royalty-Free Steel Photos, orientation: horizontal, dominant color: gray
- 3453x2456 Public Domain
- 2233x2233 Public Domain
- 5114x3409 Public Domain
- 4518x3012 Public Domain
- 4858x3239 Public Domain
- 4928x3264 Public Domain
- 4608x3456 Public Domain
- 4592x3448 Public Domain
- 4357x2981 Public Domain
- 4872x3248 Public Domain
- 4000x3201 Public Domain
- 3888x2592 Public Domain
- 4000x2667 Public Domain
- 4417x2947 Public Domain
- 3872x2592 Public Domain
- 2000x1333 Public Domain
- 4021x2521 Public Domain
- 4272x2848 Public Domain
- 4288x2848 Public Domain
- 4608x2630 Public Domain
- 2000x1560 Public Domain
- 2140x1395 Public Domain
- 2008x1796 Public Domain
- 3648x2736 Public Domain
- 4829x3134 Public Domain
- 4702x3135 Public Domain
- 4608x3456 Public Domain
- 6000x4000 Public Domain
- 5472x3648 Public Domain
- 5962x3879 Public Domain