Show Me The Money!

The U.S. Mint is rolling out new paper money again, and they've put together a flashy website to show off the changes. You can zoom in on the new bills, flip them around, and look at them in simulated black light.

Most controversial design change? The big, blocky, purple '5' on the back of the new $5 bill. It's meant to help people with visual impairments.

Check it out here .