Completely updated every other year, Frommer's Grand Canyon National Park features detailed information on the sights and experiences that await you. More than 4 million people visited the Grand Canyon in 2008. Our author lets you know where in the park you can escape the crowds, whether you have a full week or just a few hours. Detailed information on hiking and adventures, including helicopter tours, mule rides, and rafting trips along the Colorado. Plus, our hotel reviews and campground guide breaks down the best sites to spend the night, both in the park and nearby.