general_fact: 8970 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 8970 is 8 + 9^{4} + 7^{4} + 0.
trivia: 8970 is an unremarkable number.
historical_date: July 22nd is the day in 1793 that Alexander Mackenzie reaches the Pacific Ocean becoming the first Euro-American to complete a transcontinental crossing of Canada.