Ninja Videos

1)       http://www.videopediaworld.com/video/10694/Unsolved-History-Ninja-Power

2)       http://videos.howstuffworks.com/discovery/31526-unsolved-history-ninjas-in-combat-video.htm

3)       http://videos.howstuffworks.com/discovery/31528-unsolved-history-ninjas-weapons-video.htm

4)       http://videos.howstuffworks.com/discovery/31529-unsolved-history-female-ninjas-video.htm