Many of the earliest books, particularly those dating back to the 1900s and before, are now extremely scarce and increasingly expensive. We are republishing the

All the Skills You Need to Navigate Unfamiliar Terrain In this must-have guide, top wilderness trainer and author Craig Caudill partners with fellow wilderness

Due to the level of detail, the images are best viewed on a tablet. All the techniques you need to become an expert navigator.

In today's world, Soldiers rely heavily on their GPS. What are you going to do if you run out of batteries or the satellites go down? You better know how to use

To enable infantrymen to acquire proficiency in advanced land navigation (ALN) techniques, an ALN performance requirement at the level of infantry advanced indi