On this day: October 31

Published On: Oct 31 2012 12:59:09 AM EDT   Updated On: Oct 31 2014 02:00:00 AM EDT

The first All Hallows' Evening is celebrated, Nevada becomes a state, Harry Houdini dies, Mount Rushmore is completed, and the Vatican apologizes to Galileo, all on this day.

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2006: "The Price is Right" host Bob Barker announces that he will retire in June 2007 after 35 years on the game show and 50 years all together in television.