David Harris is the author of the following Wilderness Press Guidebooks. See the GPX links to download GPS tracks and waypoints compatible with the Gaia app, Garmin GPS units, and most other navigation tools.
  • Afoot and Afield Inland Empire (GPX)
  • Afoot and Afield Los Angeles County (GPX)
  • Afoot and Afield Orange County (GPX)
  • San Bernardino Mountain Trails (GPX)
  • Trails of the Angeles (GPX)
  • 101 Hikes Southern California (GPX)
  • Day & Section Hikes Pacific Crest Trail: Southern California (GPX)
  • National Forest Maps

    The following maps are published by the US Government and are freely available, but are sometimes difficult to find online.

  • San Gabriel National Monument
  • San Bernardino Mountains
  • San Jacinto Mountains
  • Cleveland National Forest (North)
  • About the Author

    David Harris is the author of eTrails and many Southern California hiking guidebooks and engineering textbooks. David grew up rambling about the Desolation Wilderness as a toddler in his father's pack and later roamed the High Sierra as a Boy Scout. As a Sierra Club trip leader, he organized mountaineering trips throughout the Sierra Nevada. Since 1999, he has been exploring the mountains and deserts of Southern California. He lives with his family in Upland, California, and delights in sharing his love of the outdoors with his boys.

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