Entrance fees to all 124 National Parks that normally charge for tickets will be waived on April 15-16 and 22-23 in honor of National Park Week. The California parks participating in the free day are:
All 118 national parks—including local favorites Muir Woods, Pinnacles, and even Yosemite—will be free on April 15-16 and 22-23. The fee waiver includes entrance, commercial tour and transportation entrance fees. Other fees, such as those for reservations, camping, tours, and concessions, are not included.
Well, what are you waiting for? Get outside.