Royalty-Free Operate Photos, dominant color: blue

2581x1728

nurses and doctor doing surgery

Public Domain
3850x2750

woman operating radar monitoring system

Public Domain
5184x3456

three green mattress

Public Domain
5184x3456

Gray and Black Tower Viewer Near Green Grass Field and Beach Under Blue White and Gray Clouds

Public Domain
3264x2448

white lighthouse and grass field

Public Domain
2000x1334

landscape photography of green trees under cumulus clouds and blue calm sky

Public Domain
2200x1468

woman in blue long-sleeve shirt and gray steel framed eyeglasses

Public Domain
4720x3154

photo of gray steel tool with

Public Domain
4000x3000

closeup photo of gold-colored scope

Public Domain
4000x2666

woman wearing black blazer

Public Domain
3508x2480

two hands pointing at heart

Public Domain
6000x3372

two silver flat screen computer monitors illustration

Public Domain
3474x5000

woman wearing nurse uniform

Public Domain