Hecho general: 75003 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 75003 is an uninteresting number.
Trivia: 75003 is an unremarkable number.
Fecha histórica: May 8th is the day in 1976 that the rollercoaster Revolution, the first steel coaster with a vertical loop, opens at Six Flags Magic Mountain.