2013 Mount Rushmore National Memorial S Clad Proof NP Quarter PR-69 PCGS 2013 S Clad Proof Mount Rushmore South Dakota National Memorial Park NP Quarter PCGS Flag Label Holder Certified by PCGS PR 69 DCAM, Serial Numbers will Vary 20th National Park Quarter Issued by U.S.Mint The reverse side was inspired by photos of men who are adding the final details to Thomas Jefferson's face. Mount Rushmore was featured on three 1991 Mount Rushmore Golden Anniversary Commemorative Coins and on the 2006 South Dakota state quarter. This new design is distinctly different and offers a unique and educational perspective on how Mount Rushmore was created and sculpted. Inscriptions are MOUNT RUSHMORE, SOUTH DAKOTA, 2013 and E PLURIBUS UNUM.