tv/ movies: Born Jan 12, 1955, She starred in this movie: For Richer or Poorer - 1997?

Questions

when did leif erikson set foot on north america?

where is it polite to stick your tongue out at your guests?

where is the dewey classification system used?

where was the beast, the first mobile robot, developed?

where was the first gold strike in california, setting off the 1849 gold rush?