general_fact: 366 is the number of days in a leap year.
math_fact: 366 is the number of days in a leap year.
trivia: 366 is the number of days in a leap year.
historical_date: December 31st is the day in 2004 that taipei 101 officially opens, the tallest skyscraper at that time in the world, standing at a height of 509 metres (1,670 ft).