general_fact: 1810 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 1810 is an uninteresting number.
trivia: 1810 is an uninteresting number.
historical_date: December 14th is the day in 1911 that Roald Amundsen's team, comprising himself, Olav Bjaaland, Helmer Hanssen, Sverre Hassel, and Oscar Wisting, becomes the first to reach the South Pole.