Collectors love this coin, which sells for as much as $6,000. Related: 2009-D District of Columbia Quarter With Doubled Die Obverse Heritage Auctions, HA.com ...

District of Columbia officials, long upset by the national capital's limited power, want their commemorative 25-cent coin to include the district's "taxation without representation" battle cry.

It's kind of funny that the first U.S. coin in circulation to prominently feature an African American features a musician. But it's also telling the it is the District of Columbia that became the ...