The downladable maps on this website under “Maps and Directions” are geo-pdfs. This means they are geo-registered in physical space and can be uploaded to many of the popular trail map apps like AvenzaMaps and others so you can follow along on the pdf map as you hike along a given trail that appears on the map.
Give it a try! Download one of the maps now and upload it to your favorite hiking app to see how it works! Chances are good you’ll never get lost again!