The event includes parks in Arizona, including Grand Canyon National Park and dozens more across the state.
"GO Day is designed to attract new, diverse communities to outdoor activities and motivate kids to explore their national forests and other public lands," according to the U.S. Forest Service.
Free local and recreational activities will be offered nationwide. Visit the GO Day website to find a full listing of events.
The next 'fee free' days are scheduled for September 29 and November 10 - 12.
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Jurors in the Jodi Arias trial have announced they could not make a unanimous decision on whether or not she deserves the death penalty.
The judge in the Arias trial declared a mistrial in the penalty phase Thursday after the jury reported for a second time that it was deadlocked on whether to sentence her to life in prison or death.
Another round of Wind Advisories and Red Flag Warnings are in effect across Northern Arizona. Find out how strong winds will blow and when they'll die down again.
Prescott Valley police arrested a man Sunday suspected of molesting a 4-year-old girl.
The Maricopa County Attorney's Office will now have to decide whether to re-try the penalty phase or opt not to, putting the sentencing in the hands of the judge.
A Democratic women's leadership group has named former U.S. Rep. Gabrielle Giffords its Woman of the Year.
Gov. Jan Brewer sent lawmakers a message Thursday: Don't mess with me.
Former University of Arizona and NFL kicker Max Zendejas has been indicted on damage and theft charges in connection with his recently closed Tucson restaurant.
This Memorial Day, the New York Pizza Department is honoring those who have served in the military by giving away some free pizza.
Four schools in Goodyear were put on lockdown Thursday while police searched for a suspect with felony warrants who still has not been located, police said.