Thousands of images are available online that can be used without charge or royalty. Sites like pexels.com, morguefile.com, pixabay.com and many others don’t charge for images or their use. You may even find such images at public libraries that provide online access.
This article shows you how to:
Find no cost images online.
Increase their resolution since many are large in physical size but with low DPI.
Increase their sharpness making them print or display ready.