Finally people are starting to understand the issue of copyright on the internet – you can’t just use any photo you find on Google. Here are some sites that offer free
Pixabay
All images and videos on Pixabay are released free of copyrights under Creative Commons CC0. You may download, modify, distribute, and use them royalty free for anything you like, even in commercial applications. Attribution is not required.
Flickr
Unsplash
Zestee 