No fee National Parks Aug. 14 - 15

http://www.usatoday.com/travel/destinations/2009-06-02-national-parks-free-weekends_N.htm

Updated 6/2/2009 5:39 PM
By Matthew Daly, Associated Press Writer
WASHINGTON — The National Park Service is looking to stimulate summer vacations at national parks.

Interior Secretary Ken Salazar announced Tuesday that entrance fees at 147 national parks and monuments — including the Grand Canyon and Yosemite — will be waived on three weekends this summer. The weekends are June 20-21, July 18-19 and August 15-16.

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