A 101 year-old woman from the American state of California is Facebook's oldest official registered user, the social networking giant has revealed.
Florence Detlor recently paid a visit to Facebook's headquarters in the Silicon Valley and met founder Mark Zuckerberg and Sheryl Sandberg, the chief operating officer of the site.
According to The Telegraph, Sandberg later posted a photo to Facebook of herself with Detlor and Zuckerberg.
According to her profile Detlor graduated from Occidental College in Los Angeles in 1932, and joined Facebook in August 2009.
She lives in Menlo Park, California, where Facebook now has its headquarters.