1,474 Megapixels

Here is a great image that was taken at President Obama's inaugural address at the U.S. Capital in Washington, DC on January 20, 2009. It's made up of 220 images and the final image size is 59,783 X 24,658 pixels or 1,474 megapixels.

http://gigapan.org/viewGigapan.php?auth=033ef14483ee899496648c2b4b06233c&window_height=813&window_width=1257