Today, the national debt is over $16 trillion dollars. Many in Washington, D.C. and in the public have gotten accustomed to throwing such large numbers around, sometimes seemingly forgetting that those nearly inconprehensible numbers represent real money. The below pictures put into perspective just how much money $16 trillion really is.
For some perspective, here is a single $100 bill:
Source credit: http://usdebt.kleptocracy.us/