Free Images List
Pdphoto
Free Public Domain Database
NY Public Library
http://digitalgallery.nypl.org/nypldigital/index.cfm
NYPL Digital Gallery provides free and open access to over 800,000 images digitized from the The New York Public Library’s vast collections, including illuminated manuscripts, historical maps, vintage posters, rare prints, photographs and more.
Wikimedia Commons
http://commons.wikimedia.org/wiki/Main_Page
A database of 16,035,515 freely usable media files to which anyone can contribute.
Vacations
Travel the World. Learn Geography. Get Vacation Ideas.
PicFinder
PicFindr searches the web for stock photos that are completely free to use commercially. It is a web app that helps you search several stock image, public domain and photo community sites simultaneously.
Pics 4 Learning
Pics4Learning is a safe, free image library for education. Teachers and students can use the copyright-friendly photos and images for classrooms, multimedia projects, web sites, videos, portfolios, or any other project in an educational setting.
fotograph
Free, Creative Commons-licensed stock images.
School Clip Art
http://www.school-clip-art.com/
Free Clip Art Images For Teachers and Students.