Royalty-Free Science Photos, orientation: vertical, dominant color: blue
- 1500x2100 Public Domain
- 3921x3975 Public Domain
- 3479x4757 Public Domain
- 3000x3011 Public Domain
- 2448x3264 Public Domain
- 2291x3450 Public Domain
- 4000x6016 Public Domain
- 4096x6144 Public Domain
- 4480x6720 Public Domain
- 3695x5543 Public Domain