There is no doubt to say that when we add relevant and attractive images to our sites, we can get more number of visitors. In the Internet we can find millions of beautiful images. But, we can not use all of them for free as most of them are found to be copyrighted ones.

In this Hub I like to share with all of you some sites where we can get free public domain photos that can be used in our sites for free. For instance, if we want to write about vegetarianism, we may need some beautiful photos of vegetables to post in our sites. The same way we can find any relevant images for our favorite subjects browsing these sites.

http://www.picasaweb.com/

This is a free photo sharing site powered by Google where we can get royalty free photos to add in our sites. To get relevant images we just need to enter the keywords in the search box that found on the site. Even you will be able to get high quality images on different categories. If you sign in here with your Google account, you can also see all of your already used images in your blogger account.

http://www.photos8.com/

Here you can find thousands of free images that can be used for any purpose including commercial. You can choose here wide variety of high quality images on variuos categories such as animals, birds, flowers, plants, foods, insects, travel, electronics and so on.

http://www.publicdomainpictures.net/

There are more than 4000 images on different categories to choose from. You can also create your own account here and upload images on varoius categories. You can see your added images in your account. You can also enjoy seeing latest as well as top images of the site.

http://www.public-domain-photos.com/

This is where you can get more than 5000 free public domain photos and 8000 free clip arts. Animals, plants, buildings, travel are some of the different categories of images that you can browse in this site.

http://www.pdphoto.org/index.php

This is provided with hundreds of high quality free images on various categories such as animals, birds, travel, plants, people, flowers and so on. The right side you can find a list of categories to browse images that are wanted by you. You can enjoy seeing newest and most viewed photos of the site clicking relevant links.