Richly illustrated and information-packed tools for the novice or handy reference for the veteran, BASIC ILLUSTRATED books distill years of knowledge into affordable and visual guides. Whether you're planning a trip or thumbing for facts in the field, the BASIC ILLUSTRATED series shows you what you need to know. Discover how to: Choose and use the right type of compass Use a map and compass in concert with a GPS receiver Read and understand contour lines and other map features Plot a course and find your way through the wilderness Use the stars to navigate rivers, streams, and trails at night Find and order the maps you need.