--actual po GPX track recorded by Gaia GPS on iPhone March 15-18, 2019; po Big Bend hike starting at Juniper Canyon trailhead to Fresno Creek to Cow Heaven, to Backbone Ridge to Dodson Trail and back to Juniper Canyon TH; section on Day 2 forgot to unpause GPS recording, so re-created using map from Garmin inReach. Added waypoints from Gaia; edited Day 2 track based on inReach track; added markers for springs etc. from planning map