Smithsonian Magazine offers a Free Museum Admission Card for you and one guest which may be printed and used today, September 24, 2011. Click here to find venues near you.
Note: Admission Card is good for general admission for you plus one guest. One Admission Card per household.
Also, to celebrate National Public Lands Day, the National Park Service is offering Free Entrance for Select U.S. National Parks valid today only.
KEY WORD FREE