From Grand Canyon to Petrified Forest to Saguaro National Park, here are the best things to do in Arizona's most beautiful ...

Arizona residents get free admission to state parks on Martin Luther King Jr. Day, and some visitors may be asked to answer a planning survey for the park system.

National and state parks in Arizona will waive entry fees for Dr. Martin Luther King Jr. Day. Save money at Grand Canyon, in Sedona and more.

The book has 90 color photos and maps ... and "Arizona State Parks." Roger Naylor will be giving these free slideshow presentations on "Arizona National Parks and Monuments." All are free.

"While entry fees are a critical part of operating Arizona's state parks to staff them, and keep them clean, preserved, safe and beautiful, it's also so important that we welcome all Arizonans to ...