Coin Trivia for 7 Aug 2007 Where is the mint mark on the Lincoln Cent? How many Mints has Mexico had? What building appears on the back of a 2003 $10 Federal Reserve note? What is an over-Mint mark coin? Can the general public tour the Philadelphia Mint? Answers1. Below the date 2. Five 3. The Treasury Building 4. A coin with one Mint mark punched over that of another Mint mark. 5. Yes 1. Below the date 2. Five 3. The Treasury Building 4. A coin with one Mint mark punched over that of another Mint mark. 5. Yes Category - Trivia