8. Myrtle Beach: Hour 2

Part 2 of 3 in Myrtle Beach, S.C., features an 1860 letter signed by Abraham Lincoln; crystals that were a gift from Marilyn Monroe; and an 1850s South Carolina sword that's valued at $30,000-$40,000. Also: a story about stolen art from the Hobcaw Barony estate in nearby Georgetown.