Describing the exciting and adventurous world surrounding geocaching--a worldwide hunt in which treasures are located using global positioning system (GPS) devi

Geocaching has steadily grown into a fun and enduring outdoor adventure and with the popularity of GPS units and the development of applications for nearly all

This book introduces the reader to the fast-growing outdoor sport of geocaching, which combines aspects of treasure hunting, high-tech navigation, and explorati

REVISED AND UPDATED WITH A NEW CHAPTER AND NEW INFORMATION. Geocaching novices and pros alike are often daunted by puzzle and mystery caches. Ciphers, enigmatic

Emerging from the intersection of the virtual world with the real."--BOOK JACKET.