General fact: 1094 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 1094 is the maximum value of n so that there exist 4 denominations of stamps so that every postage from 1 to n can be paid for with at most 14 stamps.
Trivia: 1094 is a boring number.
Historical date: December 29th is the day in 1959 that the Lisbon Metro begins operation.