Well-placed photos and images can significantly enhance the impact your blog makes. Great writing complemented with great pictures and images can really build your blog traffic fast. There are many places on the Internet where you can find great images and photos but the problem is you may face copyright violation charges if you simply take the images and use them on your blog. So you have to be very careful about what policy the image and photo publishers follow if you want to reuse their content.
There are many websites on the Internet that allow you use photos and images and some of these websites are reviewed in this blog post.