1: Rare Bicentennial quarter sold for nearly $7900K at auction.

2: Find out which other quarters are worth over $350 million USD.

3: Discover how to spot rare coins in your collection.

4: Learn about the history of the Bicentennial quarter.

5: Investing in rare coins: tips for beginners.

6: The most valuable coins in American history.

7: Where to sell your rare coins for top dollar.

8: Protecting your rare coin collection from damage.

9: The future of rare coin collecting: trends to watch.