Free National Park Entry for 3 weekends

Three weekends this summer the National Park Service will waive entrance fees for all 391 national parks. The deal includes smaller national parks to the most popular ones like the Grand Canyon and Yosemite. The fee waiver will apply for the weekends of June 20-21, July 18-19, and August 15-16. Entry fee waivers do not apply to camping charges, reservations, tours or concessions.