Reference List:
Time Travel: Einstein's Big Idea. (2007). Retrieved December 14, 2010 from Youtube: http://www.youtube.com/watch?v=v7vpw4ah8qq.
Christian Corrao, Brooklyn Technical High School, Physics Teacher
Image Sources
Background Image: http://www.fr3d.org/dev/random/pictures/
Pic from Time Travel: http://web.ics.purdue.edu/~rebeccal/comp/108s09/index.html
Pic from Into The Past: http://socialnode.blogspot.com/2009/02/google-earth-adds-virtual-time-travel.html
Pic from Into The Future: http://popsci.typepad.com/popsci/nerdery/