Some famous image search engines

http://www.faganfinder.com/img/
http://www.search-engine-index.co.uk/Images_Search/
http://images.google.com/
http://www.picsearch.com/
http://www.altavista.com/image/default
http://www.ask.com/?tool=img
http://www.exalead.com/image/results?q=
http://www.pixsy.com/
http://www.netvue.com/
http://www.airtightinteractive.com/projects/simple_image_search/app/
http://www.ithaki.net/images/
http://yotophoto.com/