There are several fee-free days at more than 100 national parks that usually charge entrance fees. If you want to camp, you will still have to pay the camping fee but the park entrance fee will be free.
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)
- November 11-13 (Veterans Day weekend)