In mountains areas of the West cell phones often can't hit a cell tower. Happens to me all the time when I go hiking or trail riding in my Jeep.
GPS works and a small Garmin is less than a $100. Great diet plan though.
True but I’d still carry one in case I could reach high ground and hope for line of sight
Her story would’ve been a lot more believable in just about any other national park or national monument. She picked the smallest one and the most difficult to get lost in. She is not smart.
And yes, if you’re out in that area, you better be able to survive with a map and some basic navigation skills or be in a place where dead-reckoning and easy landmarks can get you back to your car. The military commonly runs exercises that include GPS-denial, it happened to me when I was hiking in Vermillion Cliffs National Monument in February a couple of years ago: https://www.thedrive.com/the-war-zone/17987/usaf-is-jamming-gps-in-the-western-u-s-for-largest-ever-red-flag-air-war-exercise . Luckily I was on a trail that was very straightforward and I knew which easily-identified hill (the only one that was cone-shaped) my car was behind.
From the article: “Training maneuvers will impact vast portions of the Western U.S. including California, Nevada, Oregon, Wyoming, Arizona, Utah, Colorado, Montana and New Mexico. FAA enroute ATC centers affected include Albuquerque (ZAB), Denver (ZDV), Los Angeles (ZLA), Salt Lake (ZLC), Oakland (ZOA) and Seattle (ZSE).” That is a freakin’ huge area.