Royalty-Free Certificate Photos, orientation: horizontal, minimum size: 4k
- 5000x3333 Public Domain
- 5472x3648 Public Domain
- 4174x2504 Public Domain
- 6850x4724 Public Domain
- 4272x2848 Public Domain
- 5184x3456 Public Domain
- 4608x3456 Public Domain
- 6000x4000 Public Domain
- 6000x4000 Public Domain
- 5180x3452 Public Domain