NASA
Sts 114 Shuttle Mission Imagery
It is probably safe to say that this site holds the largest collection of images from the Space Shuttle Discovery's 2005 mission. 625 images in all can be found here as well as a generous description for every image.
National Women's Hall of Fame
National Women's Hall of Fame: Eileen Collins
This short biography tracks the life of Eileen Collins, first woman to pilot a space shuttle and command a space shuttle mission.