museumdayMuseum Day is an annual event hosted by Smithsonian magazine.  This year the event will be Saturday, September 24, 2011.  Over one thousand participating museums all across the country will allow anyone free adimission with a Museum Day Ticket. To get your ticket visit the Smithsonian magazine.  Each ticket is good for two people. 

To find a museum near you that is participating this year.  Check out the Smithsonian magazine Museum Day finder.