Imagery
http://www.sxc.hu
http://www.morguefile.com
http://www.istockphoto.com
http://www.canstockphoto.com
http://www.depositphotos.com
http://www.gettyimages.com
http://www.corbis.com
http://www.jupiterimages.com
http://www.dreamstime.com
http://www.photos.com
http://www.shutterstock.com