From KOKOGIAK, comes the MegaPenny Project: This award-winning exercise in visualizing huge numbers has been mentioned here before.

People regularly talk about millions of miles, billions of bytes, or trillions of dollars, yet it's still hard to grasp just how much a "billion" really is.

One Trillion Pennies



1,000,000,016,640
One trillion, sixteen thousand six hundred and forty Pennies [ One cube measuring 273 x 273 x 273 feet ]

Hat Tip: ResearchBuzz