God has used a Haystack twice in the last 200 years to start student mission movements!
The story of the Haystack Prayer Meeting is really amazing and very relevent to us today.
Here's a couple articles to help you learn more about the story:
The Haystack Prayer Meeting by Claude Hickman
All the basics of the Haystack Prayer Meeting; read this first.
The Haystack Reloaded by Paul Van Der Werf
How the Haystack's been used twice in amazing ways to spark student mission movements. Could lightning strike again?
Here's the link to the website of Williams College (where the Haystack Prayer Meeting took place):
Williams College Mission Park - Haystack Story
For more, check out one of these books (available used at http://www.half.com/ or http://www.amazon.com/ ):
Student Power in World Mission by David Howard
Campus Aflame by Edwin Orr
These Sought a Country by Kenneth Scott Lautaurette