Princeton Review: Majors

http://www.princetonreview.com/majors.aspx

Gives user ability to search different majors and then gives basic information about that major, as well as a list of related majors. If you have no clue on what to major in, the Princeton Review provides a list you can browse around and find more information on various majors. They also provide a career quiz that you can take to analyze your potential career path.