Hecho matemático: 18493 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 18493 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fecha histórica: August 18th is the day in 1590 that John White, the governor of the Colony of Roanoke, returns from a supply trip to England and finds his settlement deserted.