The final approved design for the Chaco Culture quarter, 12th National Park quarter in the series, was announced in early December, 2011.
The reverse of the second 2012 quarter, honoring Chaco Culture National Historical Park in New Mexico (established in 1907), features two kivas (round, subterranean chambers that are thought to have been used for religious ceremonies) of the Chetro Ketl pueblo.
Inscriptions on the coin’s reverse include the name of the site, chaco culture; its location, new mexico; the coin’s year of issue , 2012; and the motto, e pluribus unum. The obverse features a restored version of the George Washington portrait introduced on U.S. quarters in 1932.