1: Discover the world's most valuable rare coins, worth a staggering 40 million USD.

2: 1. The 1933 Double Eagle: A rare $20 gold coin sold for millions at auction.

3: 2. The 1907 Saint-Gaudens Double Eagle: Fetching high prices for its exquisite design.

4: 3. The 1794 Flowing Hair Dollar: A highly sought-after coin by collectors worldwide.

5: 4. The 1787 Brasher Doubloon: One of the first gold coins struck in the US.

6: 5. The 1933 Saint-Gaudens Double Eagle: Held the record for the most expensive coin sold at auction.

7: 6. The 1804 Silver Dollar: Nicknamed the "King of American Coins" for its rarity.

8: 7. The 1913 Liberty Head Nickel: Only five specimens known to exist, each worth millions.

9: 8. The 1870-S Seated Liberty Dollar: A rare coin that can fetch a hefty sum for collectors.