Also referred to as the midnight sun, a polar day occurs when the sun does not set for an entire day, or 24 hours. It is called the midnight sun, because the sun is often still shining at midnight. This phenomenon can occur for just one day or six months, depending on how far away from the equator a region is.
She is Europe's oldest living person and has attributed her longevity to eating several raw eggs a day. The oldest person ever to have lived was the French woman Jeanne Calment who died aged 122 years and 164 days, according to Guinness World Records.
While Yao held the Guinness World Record for the world's tallest living woman, the woman hailed at the tallest woman ever by Guinness is Zeng Jinlian of China. In 1982, she died age 17, measuring eight feet 1.75 inches. The world's tallest living man is Turkey's Sultan KÃ¶sen, at eight-foot-three.