This fascinating, high-tech yet family-friendly outdoor activity which combines aspects of treasure hunting, cutting-edge navigation, and exploration may be the fastest growing new sport on the planet. But there is much more to geocaching than what most people know. This revised and updated edition of The Geocaching Handbook covers everything the aspiring geocacher needs to get started, and it provides plenty of information to help practicing geocachers take their skills to the next level.

This innovative - Glow-in-the-Dark - pocket reference highlights prominent constellations and stars that are visible with the naked eye north of the equator. Simply shine a light on the guide to illuminate the constellations and their names on the summer or winter star charts.

Geocaching and letterboxing are all the rage! These two new pastimes offer a modern twist to the age-old scavenger hunt by combining a hike in the outdoors with the technology of a GPS unit and the joy of gift-giving and receiving.