Heggie, Travis, Amanda Hawkes, and Thomas Küpper. “Hiking Fatalities on Angels Landing Trail — Factors Identified from Zion National Park”. Health Promotion & Physical Activity 30, no. 1 (June 30, 2025): 26–33. Accessed August 16, 2025. http://www.journals.anstar.edu.pl/index.php/hppa/article/view/641.