In 1911 the Mona Lisa is stolen from the Louvre by Vincenzo Perugia (Recovered in 1913), In 1931 Babe Ruth becomes the first player to hit 600 home runs, and in 1955 extraterrestrials besiege a farm near Hopkinsville, Kentucky forcing the human occupants to defend themselves with rifles and shotguns in what became known as the Kelly-Hopkinsville encounter.