Yosemite National Park: A ranger describes strenuous hikes in Yosemite Valley, including the Yosemite Falls Trail, Mist Trail to the top of Nevada Fall, and Panorama Trail.

Yellowstone National Park: This video contains information for those who are planning a short walk or an extended day hike at Yellowstone.

Yellowstone National Park: This video helps visitors prepare for hiking and backpacking trips in the park. How to have safe interactions with wildlife, particularly bears, is emphasized.

Grand Canyon NP: A PSAR ranger goes over self-rescue tips for hiking in the Grand Canyon. An example situation is given and the ranger responds to the sick patron.

Grand Canyon NP: Tips for hiking with infants, toddlers, and small children are given. Topics include how to prevent heat-related illness in your child and how to prevent your child from injuring themselves.

Grand Canyon NP: This audiocast covers all that should be considered when hiking the Grand Canyon. Ways to prepare, stay energized, and not pollute the canyon are emphasized.

Grand Canyon NP: A PSAR ranger explains the necessity of planning a trip if hiking the Grand Canyon due to the extreme heat patrons can face. An example of a feasible day trip is given. A trip that could potentially end in turmoil is discussed as well.

Grand Canyon NP: The need to prepare for a hike in the Grand Canyon is discussed; preparation tips are given to prevent issues such as dehydration, injury, and destruction of park resources.

Grand Canyon NP: This video includes many tips on how to hike the Grand Canyon. Topics include adjusting to weather conditions, handling injuries, wildlife encounters, camping, cooking, waste disposal, and preventing wildfires.

Grand Canyon NP: A review is given on how to prepare for a hike in the Grand Canyon, how to stay energized during hiking, and how to leave little ecological impact on the canyon.

Glacier National Park: This audio file discusses the beauty of Gunsight Pass Trailhead along with the amenities along the way.

Glacier National Park: Looking to explore the St. Mary Falls Trailhead? Listen to this audio file for pertinent information regarding your visit.

Shenandoah National Park: A park ranger discusses what hikers of Old Rag Mountain should take into consideration before departing.

Yosemite National Park: This video provides information to help you plan your Half Dome hike.

Yosemite National Park: A ranger describes moderate hikes along the Valley Loop Trail, to Vernal Fall Footbridge, and Columbia Rock.

Everglades National Park: Royal Palm is the premier area to easily view, experience, and photograph abundant wildlife, such as anhingas and alligators. Two fully accessible trails, the Anhinga Trail and the Gumbo-Limbo Trail, start at Royal Palm.