Here's everything you need to know to participate in this increasingly popular outdoor activity.
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The new sport of geocaching involves the use of a global positioning system (GPS) receiver to find hidden "treasures" called geocaches. Dyer (International Map Trade Association) invites beginners and seasoned geocachers to learn the fundamentals of the game and its variations, offering tips on land navigation, outdoor ethics, and safety skills along the way. The guide features checklists, a glossary, b&w photos, and a resource listing of GPS manufacturers and geocache organizations. Annotation ©2004 Book News, Inc., Portland, OR (booknews.com)
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