If you're ready for exploring but new to the trails, take a look at some of the key things to keep in mind for trail running preparation.
Training For Your First Half Marathon? Here's How to Stay Injury Free, by Alina Kennedy
How To Prepare - Great Allegheny Passage
Running for Beginners: How to Get Started
10 best tips for your FIRST or FASTEST trail race (useful for the Skyline Scotland this Sept!)
Ready, Set, Explore! 10 Trail Running Preparation Tips
Fall Marathon Training Plan: How to Up the Miles and Find Your Pace - The New York Times
Trail Running for Beginners
Get Fit With Our 10-Week Base-Building Plan - Trail Runner Magazine
Yes You Can: Run an Ultramarathon