1: The 1793 Chain Cent, known for its distinctive chain design, is one of the rarest pennies in the United States.

2: The 1943 Bronze Lincoln Cent is extremely rare, as most pennies were made of steel during World War II.

3: The 1944 Steel Lincoln Cent is another rare penny, with only a few known to exist.

4: The 1943 Copper Lincoln Cent was accidentally minted and is considered one of the most valuable pennies.

5: The 1877 Indian Head Penny is a rare coin due to low mintages and its unique design.

6: The 1909-S VDB Lincoln Cent is a sought-after penny due to its low mintage and popular designer initials.

7: The 1955 Doubled Die Lincoln Cent is a rare penny with doubling on the obverse design.

8: The 1909-S Indian Head Penny is rare due to its low mintage and historical significance.

9: The 1792 Birch Cent is one of the rarest pennies in the United States and is highly sought after by collectors.