Leónidas

http://es.wikipedia.org/wiki/Le%C3%B3nidas_(astronom%C3%ADa)

...the most spectacular meteor shower is probably the Leonids, the King of Meteor Showers which peaks on a day near 17 November. Approximately every 33 years the Leonid shower produces a "meteor storm...

http://en.wikipedia.org/wiki/Meteor_shower