This item give whole new meaning to the phrase "hang ten." Agatha Christie may have been one of the U.K.'s first "stand-up" surfers, according to researchers who discovered that the creator of Hercule Poirot and Miss Marple "was something of a pioneering and diehard wave-rider. At a time when many of her contemporaries were chugging cocktails in Blighty, Agatha Christie was paddling out from beaches in Cape Town and Honolulu to earn her surfing stripes," the Guardian reported.