This is additional information related to my Saranacs trip report, published in two installments: Part I and Part II . A few additional thoughts: The era of handheld Garmin GPS receivers seems to be over. Before the trip I got out my Garmin and not only did it seem like very antique technology with a tiny little screen and a poky user interface, it wouldn't even reliably turn on anymore! Newer models with larger screens cost hundreds of dollars. Because I'm leery of keeping my phone on deck, I decided to try using my old iPhone as a GPS. I found and app called Avenza maps which will display a georeferenced PDF map. It also allow me to add my own waypoint files, so I can mark up the map with waypoints for features such as campsites and launch locations. With all of this stored on the unit, no cellular connection is required. It worked great - for three minutes. It turns out that my old phone is set to automatically lock after three minutes, and for whatever reason there's ...
One man's journey into the great outdoors of Washington, DC and its environs.