Looking for a family-friendly park adventure? Download the GPS Adventure Activity Book (1.2 MB pdf) and use it to navigate to points of interest. Your GPS-enabled device will lead you to natural features, trails, and wayside exhibits where you will learn more about the park. Please remember to leave fossils, flowers, rocks, and artifacts where you find them. Collecting in the park is illegal. It also illegal to leave items behind or create human-made geocaches.