On the evening of November 7th 1974, the 7th Earl of Lucan, an inveterate gambler and Backgammon champion with a taste for power boats, snuck into his estranged wife’s basement. He then bludgeoned their nanny with a lead pipe and placed her in a canvas sack, before attempting to murder his wife. Recognizing his voice, she convinced him that she could him escape, then slipped out a bathroom window. Lord Lucan was never seen again.

Wikipedia entry for “Traction Park,” central New Jersey’s most dangerous mid-1980’s amusement park.

Using his good looks and charm to lure over young women into his VW, Bundy terrorized the Pacific Northwest and then Utah, leaving over 30 corpses in desolate forest gravesite clusters. After being caught in Colorado, he escaped twice, the second time fleeing to Florida by train and going on a murderous rampage.

In 1935, a nine-year-old living in Switzerland became the King of Thailand. He would return to his homeland a decade later, and within six months he would be found shot to death in his bed. Though three servants were executed for the crime, a mystery endures.

An unidentified body found near the beach in Australia in 1948. An unclaimed suitcase. A coded note.