"Defacement of currency is a violation of Title 18, Section 333 of the United States Code. Under this provision, currency defacement is generally defined as follows: Whoever mutilates, cuts, disfigures, perforates, unites or cements together, or does any other thing to any bank bill, draft, note, or other evidence of debt issued by any national banking association, Federal Reserve Bank, or Federal Reserve System, with intent to render such item(s) unfit to be reissued, shall be fined under this title or imprisoned not more than six months, or both. Defacement of currency in such a way that it is made unfit for circulation comes under the jurisdiction of the United States Secret Service." - source"Defaced Money" tagged Tumblr posts, 11 more impressive examples of creatively defaced currency, 101 Unusual, Impressive And Illegal Pieces Of Defaced Currency, and some cool guitar picks.
In anticipation of "The Hobbit" movie, New Zealand has issued "Lord of the Rings" themed coins that are legal tender.
Banknote art by Justine Smith. Alternating currency: by Marshall Weber, portraits in money by Mark Wagner, a Ganesh out of Rupee notes by CK Wilde (a spectacular previously). Beautiful banknotes at the World Paper Money Image Gallery. Unusual coins. Unique banknotes, like the 100 Million Dinara note from Croatia. U.S. currency and the pictures behind the portraits. Mildenberg's Dream Collection of Greek Coins at the Money Museum.
New Nickels On The Way! My metafilter loving friend Jeff says, "Why bother." I'm excited about it though. I've got lots of change from everywhere. Am I barely qualified to do laundry around the world, or is it pretty neat that foreign money looks fake? Is Jeff right? Is small change a waste of time? Can you judge a state by its quarter?
Put MLK on the $20 Bill. Conservatives have clamored to put Ronald Reagan on the dime or the $10 bill. One outfit wants to name something after Reagan in each of the US's counties. Why not put one of "the greatest moral leaders of the 20th century" on one of our most commonly used pieces of currency instead? (Better to have King on the $20 than Andrew Jackson, whose unconstitutional Indian Removal policy created the "Trail of Tears.")
Behold the answer to the Canadian Change conspiracy.