List of imaging sites

Flickr: The best way to stor, search, sort and share your photos
Zooomr:Universally the best way to share, search, store and sort your photos online.
23HQ:Are your photos stuck on your hard drive, instead of being shared with the people who matter to you?
Mybloop: MyBloop - sharing pictures, audio, and video for free, whithout storage limits and additional software to install