Mark your calendar for these fee-free days in 2011:
January 15-17 - (Martin Luther King, Jr. Birthday weekend)
April 16-24 - (National Park Week)
June 21 - (First day of summer)
September 24 - (Public Lands Day)
(Veterans Day weekend)
Making the fun even more affordable, many national park concessioners are joining the National Park Service in welcoming visitors with their own special offers.
Fee waiver includes: entrance fees, commercial tour fees, and transportation entrance fees. Other fees such as reservation, camping, tours, concession and fees collected by third parties are not included unless stated otherwise.
Grand Canyon Trip Planner