1: Introduction - Introducing the 15 rare Lincoln Memorial pennies that could potentially pay off your mortgage if you have one in your possession.

2: 1969-S Doubled Die Obverse - One of the most sought-after pennies, worth up to $35,000.

3: 1972 Doubled Die Obverse - A valuable penny worth up to $1,500 for collectors.

4: 1983 Copper Small Date - Rare and valuable, selling for up to $10,000.

5: 1984 Doubled Ear - A unique penny worth up to $750.

6: 1992 Close AM - One of the most valuable modern pennies, worth up to $20,000.

7: 1995 Doubled Die Obverse - A valuable penny, selling for up to $3,000.

8: 1999 Wide AM - Rare and valuable, worth up to $750.

9: 2000 Close AM - A valuable penny worth up to $2,500 for collectors.